South Central Galleries.]

Class 10.

and SURGICAIi IWSTKUME3STTS.

67

tery, to be worn on the human body. Invented by T. L.Pulvermacher.

438 Edwards, J. B. Liverpool, Prod, and Mann.—Series of glass retorts, heapers, evaporating basins, andother glass and porcelain vessels for chemical purpose.

438aRundell, W. W. Falmouth, Inv. and|Manu. — Car-bonized cast-iron magnet. Impressions and specimens ofseals, executed by machinery.

430 Hearder, J. N. 34 George St. Plymouth, Inv. andMann.—Permanent compound cast iron and steel magnetsof great power. Medico-galvanic apparatus.

440 Joule, J. P. F.R.S. Acton Sq. Salford, Inv.—Elec-tro-magnet, constructed of a plate of well-annealed wroughtiron, tapered to the poles. Tapered armatures. Surfaceelectro-magnet, and armature, fee.

441 Waite, G. 2 Old Burlington St. Inv.—Electric gal-vanic apparatus used in dental surgery.

444 Westmoreland, J. Derby, Des.—Patent guttapercha electrical machine.

446 Green, S. 7 Helmet Row, Old St. Manu.—Variouscompasses and sun-dials. Damp detectors. Angle-meters.Ivory circular thermometers with compass or magnetic sun-dial. Miners’ compass with sites, &c.

450 Weight, S. 14 Burton St. Cheltenham, Inv.—Modelof a machine for expelling fire-damp from mines.

451 Palmer, W. V. Somers Town.—Electrotypes andengravings from electrotypes.

452 Crichton, J. 112 Leadenhall St. Manu.—Solidarch sextant, double limb sextant, coast surveying sextant,quadrants, azimuth compasses, theodolites, levels, telescopes,grumers, callipers, &c.

453 Knight & Sons, Foster Lane.—Chemical cabinets.Portable universal chemical furnace, on the principle of Dr.Black. Improved air-pump. Plate electric machines, andgalvanic batteries. Working models of electro-magneticmotive engines. Lathe for cleansing and polishingdaguerreo-type plates: invented by G. Knight. Photographic appa-ratus, &c.

454 Coffey, J. A. & Smith, J. 4 Providence Row, Fins-bury, Prop, and Manu.—Improved chemical apparatus, con-taining a still head, with pans for decoctions, fee.; a dryingcloset, a condenser for steam, fee.

456 Statham, W. E. 4 Rotherfield St. South, LowerIslington, Inv. and Manu.—Portable chemical cabinets andlaboratories, for amusement, analysis, and chemical research.Hydro-pneumatic apparatus, combining a pneumatic troughgasometer, and an hydraulic blowpipe.

457 Griffin, J. J. & Co. 53 Baker St. Manu.—Gradu-ated glass instruments for chemical testing in the arts;decimal weights and measures; hydrometers; ammonia-meter, or hydrometer for liquid ammonia; small chemicalapparatus, fee.

458 Allman, F. 12 Stanhope PI. Hyde Park. Inv.—An electric table-lamp, suitable for a room, with another,illustrating the way in which the dvnamic effect of the cur-rent is made to govern the lamp. Patented.

459 Ibuetson, Capt. B. Clifton House, Old Brompton.•--A blowpipe, giving an uninterrupted and regular flame,^xy-hydrogene microscope, with new safety tubes and ad-justments. Manu. by C. W. Collins, Royal Polytechnicrestitution, Regent St.

460 Newberry, F. Stoke Newington Green.—Electro-types.

. 464 Harrison, J. 2 Chorlton Ter. Upper Brook St.Manchester, Inv. and Manu.— Electrical battery, a substi-* u te for the Leyden jar. Galvanic battery, combining thel hventions of Since and Faraday, fee.

464a Harrison, J. 45 Upper John St. Fitzroy Sq. Manu.

Inv.—Improved pianoforte action, and pianoforte withre 6. action.

465 Wellway, J. S. 7 Denmark St. Bristol, Inv. andManu.—Syphon trough, for galvanic battery, made of guttapercha and vulcanized India-rubber. Registered portablegas lamp.

466 Taylor, T. 17 Fleet St. Dublin.—Pneumatic bat-tery, for igniting gunpowder in blasting operations, &c.

467 Kirkman fe Son, 3 Soho Sq. and 9 Dean St_Minia-

ture model of grand pianoforte. Concert grand with repeti-tion action. The Fonda semi-grand, and oblique pianofortes.

468 Greiner, G. F. 51 Upper Marylebone St. PortlandPI. Inv.—Semi-grand pianoforte, constructed on the principleof the speaking trumpet, with unison tuning-screws, andrepeat tongue check action.

469 Southall, W. 16 Baker St. Oxford St. Manu.—Grand pianoforte.

470 Stodaet & Son, 1 Golden Sq. Mann.—Patent hori-zontal grand and compact-square pianoforte.

471 Cadby, C. Gray’s Inn, Pianoforte Manufactory.—Grand and upright cottage pianofortes, on new patentsuspension principle.

472 Rolfe, W. & Sons, 61 Cheapside, Manu.—Two-unison common cottage pianoforte, with check or doubleactions, fee.

473 Deacock, T.—A pianoforte.

474 Brinsmead, J. 15 Charlotte St. Fitzroy Sq. Manu.—Registered pianoforte, with improved joint.

475 Metzler, G. 37 Gt. Marlborough St. Manu.—Small size cottage pianoforte, made in pollard oak, O G orarched fall, with ornamental shell front.

476 Moore & Co. 104 Bishopsgate St. Within, Des. andManu.—Grand cottage pianoforte, of new design.

477 Luff & Son, 103 Gt. Russell St. Bloomsbury, Manu.—Albert cottage pianoforte and harmonium.

477a Hunt, R. 22Blake St. Inv.—The tavola pianoforte.A drawing-room table, upon a centre-block or pedestal;contains a pianoforte on a grand principle, and a musiccloset. Provisionally registered.

479 Ennever & Steeduan, 31 George St. Manu.—Elegant walnut murquetrie semi-cottage pianoforte, withdouble action, &c. with pearl and tortoiseshell keys, manu-factured by T. & H. Brooks, 31 Cumberland Market,Regent’s Park. Square-fall piccolo, or microchordianpianoforte.

480 Allison, R. 69 Regent S. Manu.—M alnut-woodregistered cottage pianoforte; the keys alternated in colour,to show all the scales.

481 Jones, J. C. 21b Soho Sq. Inv. and Manu.—A doubleor twin semi-cottage pianoforte.

482 Holdernbsse, C. 444 New Oxford St. Manu.—Cot-tage grand pianoforte wuh repeating check action.

483 Allison, R. 10$ Wardour St. Soho, and 34 BrookSt. New lid. Mauu.—A walnut-tree cottage pianoforte, withcarved figures, and inlaid with flowers iu woods of naturalcolours.

484 Jenkins, W. fe Son, 10 London St. Fitzroy Sq-. Inv.and Manu.—Expanding pianoforte for yachts, fee. Cabinetpianoforte in the Elizabethan style.

486 Hund, F. & Son, 21 Ebury St. Pimlico, Inv. andManu.—“The Lyra,” a cottage pianoforte, in the form of alyre, with long scale and a peculiarly constructed platform.The performer or vocalist enabled to face the audience.—Prov. reg.

487 Addison, R. 210 Regent St. Pat.— Royal Alberttransposing pianoforte, with immoveable key-board, ham-mers. and strings.

488 Aggio, G. H. Colchester, Des. and Manu.—Piano-forte, in plate-glass case, gold carvings, fee

489 Dimoline, A. Denmark St. Bristol, Des. and Manu.—Registered compensation pianoforte, seven octave.