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US Patent: 65,422
Improved centring and squaring chucks
Patentee:
Gardner R. Parker (exact or similar names) - Worcester, MA

USPTO Classifications:
29/57, 407/67, 408/146

Tool Categories:
metalworking machines : metal lathes : metal lathe chucks

Assignees:
Dodge & Wellington - Worcester, MA

Manufacturer:
Not known to have been produced

Witnesses:
George H. Miller
John E. Bacon

Patent Dates:
Granted: Jun. 04, 1867

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Description:
Improvements to patent 31,257, issued to N. F. Newell on 1861-01-29. The assignee partnership, Dodge & Wellington, was a wrench manufacturer. An ad in the 1867-10-26 Scientific American says that Dodge & Wellington were "sold proprietors and manufacturers" of "Jillson's patent animal trap", but we could not find any evidence that they manufactured this chuck.

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