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All Patents in class 111/99
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
153,009Jul. 14, 1874R. NesbittImprovement in expansible wedges
  318,601May 26, 1885W. CronkPost and Stake Bar
1,503,251Jul. 29, 1924W. SchoofImplement Handle
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