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US Patent: 208,654
Improvement in Combined Knife and Measuring Rule
Patentees:
George Waldman - Allentown, PA
David Frank - Allentown, PA

USPTO Classifications:
33/334, 33/501.02, 7/119

Tool Categories:
rules
layout tools : levels

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George F. Rupp
Edward Ruhe

Patent Dates:
Applied: Jul. 17, 1878
Granted: Oct. 01, 1878

Patent Pictures:
USPTO pdf tiff
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