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Patents for Charles M. Keller
Patents 1 - 11 of 11
First set of recordsLast set of records
NX-182,808,291Aug. 29, 1828U. BrownImprovement in steam engines, &c.steam engines
5,897XApr. 01, 1830S. KingManufacturing horse shoeshorseshoes
7,606XJun. 03, 1833C.M. KellerPortable horse poweranimal powered apparatus
9,798XJun. 29, 1836C.M. KellerMaking stavescooper
3,053Apr. 15, 1843J. HamiltonMachine for curvilinear and compound-bevel sawingreciprocating sawmills
RX-71Jul. 08, 1845W. WoodworthWoodworth planerwood planers
4,202Sep. 19, 1845F.E. SickelsMode of connecting steam-cylinders with steam-chestssteam engine valve gear
4,244Oct. 25, 1845J. UrneyCorn Millmiller
4,257Nov. 08, 1845M. PierceBleaching Apparatus
5,199Jul. 24, 1847R.M. HoeImprovement in rotary printing-pressesprinting presses
RE107Feb. 22, 1848T.J. SloanImprovement in wood-screws
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