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US Patent: 253,581
Vise
Patentee:
Calvin L. Butler - Greenfield, MA

USPTO Classifications:
144/278.1, 269/218, 269/241, 269/256, 269/3

Tool Categories:
work holding : vises : hand vises

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Ella C. Williams
Grace D. Williams

Patent Dates:
Applied: Dec. 22, 1881
Granted: Feb. 14, 1882

Patent Pictures:
USPTO pdf tiff
Google Patents
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