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US Patent: RE375
Watchmaker's Tool
Mode of Securing Pinions and Staffs of Watches in Lathe or Bench Chucks
Patentee:
James M. Bottum - New York, NY

USPTO Classifications:
279/158

Tool Categories:
metalworking machines : metal lathes : watchmakers lathes

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John Sutton
Samuel Colman

Patent Dates:
Granted: Jul. 08, 1856

Reissue Information:
Reissue of 8,216 (Jul. 15, 1851)

Patent Pictures:
USPTO pdf tiff
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