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US Patent: 92,501
Improved Trestle
Patentee:
Joseph Witmer - Niagara, NY

USPTO Classifications:
182/181.1, 5/127

Tool Categories:
work holding : workbenches

Assignees:
Joseph Witmer - Niagara, NY
Tobias Witmer - Williamsville, NY

Manufacturer:
Not known to have been produced

Witnesses:
Tobias Witmer
T. Witmer, Jr.

Patent Dates:
Granted: Jul. 13, 1869

Patent Pictures:
USPTO pdf tiff
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