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Patents for James M. Bottum
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	8,216	Jul. 15, 1851	J.M. Bottum	Mode of Securing Pinions and Staffs of Watches in Lathe or Bench Chucks
	12,502	Mar. 13, 1855	J.M. Bottum	Polishing Apparatus for Watchmakers' Lathes
	RE375	Jul. 08, 1856	J.M. Bottum	Mode of Securing Pinions and Staffs of Watches in Lathe or Bench Chucks

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