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Patents for William H. Goodchild
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
114,800May 16, 1871W.H. GoodchildImprovement in Joiners Clamps
114,801May 16, 1871W.H. GoodchildImprovement in Joiners Clamps
136,152Feb. 25, 1873W.H. Goodchild, S.F. HayImprovement in joiners' clampsclamps
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