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Patents for Fred Curtis
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
76,656Apr. 14, 1868B.L. RandallMachinists' Visebench vises
115,324May 30, 1871W. Kerr, Jr.Improvement in Chucks for Watchmakers' Lathesmetal lathe chucks
119,280Sep. 26, 1871R. PhillpsImprovement in Visesbench vises
138,528May 06, 1873H.B. Day, G.P. ReedCombined Watch-Key and Screw-driverscrewdrivers
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