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Patents for Walter Donaldson
Patents 1 - 6 of 6
First set of recordsLast set of records
286,653Oct. 16, 1883H.A. ThompsonWrenchscrew adjust wrenches
389,400Sep. 11, 1888E.C. MeadWrenchscrew adjust wrenches
459,629Sep. 15, 1891W.R. FoxShaping Machinemetal shapers
468,601Feb. 09, 1892G.W. GorsuchPipe Wrench and Cutterpipe wrenches
549,575Nov. 12, 1895A.D. Lynn, A.D. LytlePlanerwood planers
748,199Dec. 29, 1903A. MasonMatching-Planematch planes
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