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US Patent: 188,408
Parallel Pliers
Improved Parallel Pliers and Vises
Patentee:
William Quirk (exact or similar names) - Philadelphia, PA

USPTO Classifications:
81/352, 81/353

Tool Categories:
pliers

Assignees:
Thomas B. Hagstoz - Philadelphia, PA
Charles N. Thorpe - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Albert B. Guilbert
B. H. Lowry
Patent Dates:
Applied: Feb. 09, 1877
Granted: Mar. 13, 1877

Patent Pictures:
William Quirk Pat. Mar. 13, 1877
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Description:
In this parallel pliers, pins on the jaw segments slide in slots in the handles.

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