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Patents for Tower and Lyon
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
195,589Sep. 25, 1877B. DonohueCombined Wrench and Pipe-Cuttercombination tools
238,369Mar. 01, 1881B. DonohueWrenchpipe wrenches
268,784Dec. 12, 1882B. DonohueWrenchwrench jaw components
D19,412Nov. 12, 1889B. DonohueDesign For an Insertible Jaw For Wrencheswrench jaw components
481,389Aug. 23, 1892E.A. CochranWrenchquick adjust wrenches
661,011Oct. 30, 1900M.D. ConverseInvolute Wrenchalligator wrenches
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