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Patents for Leander W. Boynton
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
53,107Mar. 13, 1866L.W. BoyntonImprovement in machines for making skewers
53,108Mar. 13, 1866L.W. BoyntonImprovement in machines for pointing skewers
133,403Nov. 26, 1872L.W. BoyntonImprovement in lathes for turning spools
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