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US Patent: 432,180
Bit-stock
Patentee:
Leonard L. Davis (exact or similar names) - Springfield, MA

USPTO Classifications:
279/48

Tool Categories:
woodworking tools : braces : brace chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. A. Chapin
K. E. Bellows

Patent Dates:
Applied: Jan. 13, 1890
Granted: Jul. 15, 1890

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Leonard L. Davis

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