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Patents for T. C. Donn
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,184Jul. 20, 1843E. PrattSawing and planing by combining a plane with a sawreciprocating saws
3,210Aug. 04, 1843J. NorcrossMill-saw guide
4,029May 01, 1845J. SempleSteam Coach Adapted to the Prairiestraction engine wheels
4,053May 16, 1845W.H. Taylor, A.P. NortonParallel bench-viseleg vises
4,262Nov. 08, 1845A. DownsSash machinerymortising machines
4,564Jun. 13, 1846A.B. SpencerMachine for dressing sawssaw gummers
7,501Jul. 16, 1850T. AltenederJoint for Compasses for Measuringcompasses
8,115May 27, 1851H. WatermanMachinery for hardening and straightening saws, &c.making sawblades
8,666Jan. 20, 1852G.W. TolhurstPlaning-machinewood planers
8,802Mar. 16, 1852J. LattimerImprovement in Shovel Plowsplows
9,072Jun. 29, 1852G. HotchkissHanging steps of mill-spindles
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