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US Patent: 417,564
Bit-stock
Patentee:
Artemas A. Kent - San Jose, CA

USPTO Classifications:
81/33, 81/36

Tool Categories:
woodworking tools : hand drills
woodworking tools : braces : geared braces

Assignees:
J. D. Signart - San Jose, CA
H. C. Pfister - San Jose, CA

Manufacturer:
Not known to have been produced

Witnesses:
Charles F. Holcomb
C. M. Wooster

Patent Dates:
Applied: Jul. 27, 1889
Granted: Dec. 17, 1889

Patent Pictures:
USPTO pdf tiff
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Description:
Unusual gearing.

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