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Patent number:
Patent Date:
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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