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US Patent: 168,741
Improvement in drill-stocks
Patentee:
Jonathan Hammond (exact or similar names) - Belleville, IN

USPTO Classifications:
81/34

Tool Categories:
woodworking tools : hand drills : eggbeater drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
W. H. Hussey
H. L. Prewett
Patent Dates:
Applied: Jun. 26, 1875
Granted: Oct. 11, 1875

Patent Pictures:
Hammond 168,741
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Report data errors or omissions to steward George Langford
Description:
An eggbeater style drill with the pinion gear housed in the cast frame.

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