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Patents for A. Hayward
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
79,632Jul. 07, 1868T.F. Berry, O. BrownMulti-scribe marking gage
81,967Sep. 08, 1868J.S. WilliamsImprovement in double ratchet-lever power
82,351Sep. 22, 1868C. RobinsonImprovement in miter-boxes
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