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US Patent: 149,760
Improvement in roller abstracters for lever watches
Patentee:
John Kay (exact or similar names) - Indianapolis, IN

USPTO Classifications:
29/232

Tool Categories:
trade specific : clockmaker

Assignees:
None

Manufacturer:
Unknown

Witnesses:
Hugh P. Stewart
James H. Fisher
Patent Dates:
Applied: Jan. 28, 1874
Granted: Apr. 14, 1874

Patent Pictures: [ 1 | 2 ]
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Description:
One of these appeared in a Martin J. Donnelly auction.

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