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US Patent: D151,876
Insulator Applying And Removing Hammer
Patentee:
Harley W. Edwards (exact or similar names) - Groton, VT

USPTO Classifications:
174/138R, D8/75

Tool Categories:
woodworking tools : hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Sep. 17, 1947
Granted: Nov. 30, 1948

Patent Pictures:
Harley W. Edwards design patent November 30, 1948
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Description:
The spread of the claws would fit below the base of porcelain "knob" electrical insulators. The specifications cite an ESTWING hammer in a 1945 hardware catalog and patent nos. D67,749 and 779,919 as relevant prior art.

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