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All Patents of Type: music instrument maker
Patents 1 - 15 of 72
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NumberDatePatenteeTitleType
116XMay 27, 1796J.S. McLeanImprovement in piano fortesmusic instrument maker
273XFeb. 12, 1800J.J. HawkinsImprovement in piano fortesmusic instrument maker
304XOct. 24, 1800J.J. HawkinsImprovement in musical instrumentsmusic instrument maker
781XJul. 02, 1807R. ShawPiano fortemusic instrument maker
2,146XJun. 06, 1814W. SchafferGerman flutemusic instrument maker
2,632XJul. 08, 1816G. ChartersImprovement in the piano fortemusic instrument maker
2,849XOct. 03, 1817J. GeibImprovement on the piano fortemusic instrument maker
2,996XAug. 27, 1818J.A. Gittwaldt (Guttwaldt)Improvement in the piano fortemusic instrument maker
3,124XAug. 21, 1819R. BuryGlass instead of metallic strings for piano fortesmusic instrument maker
3,129XAug. 30, 1819C. PommerProducing the swell in musical stringed instrumentsmusic instrument maker
3,608XNov. 14, 1822J. StewartDetached sounding board for pianosmusic instrument maker
3,917XJul. 29, 1824J. DwightLongitudinal bar for piano fortemusic instrument maker
4,292XDec. 17, 1825A. BabcockMetal frame for piano fortesmusic instrument maker
4,754XMay 15, 1827T. Loud, Jr.Horizontal piano fortesmusic instrument maker
5,043XMar. 18, 1828C.F. AlbrechtPiano fortesmusic instrument maker
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