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US Patent: 1,723,574
Adjustable Wrench
Patentee:
Max Neumerkel - Madison, CT

USPTO Classifications:
81/160, 81/165

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 11, 1927
Granted: Aug. 06, 1929

Patent Pictures:
USPTO pdf tiff
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