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Patents for Benjamin Holt
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
22,743Jan. 25, 1859W. PeckPumppumps
258,553May 30, 1882G.A. Brown, B. HoltMachine for sandpapering wheel rims or fellies and other articlessanding machines
489,811Jan. 10, 1893B. HoltTraction Enginetraction engine propulsion components
499,114Jun. 06, 1893B. HoltTraction Enginetraction engine suspensions
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