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US Patent: 920,606
Machine For Cutting Threads On Shanks of Wrench Jaws
Patentee:
Arthur L. Moore (exact or similar names) - Springfield, MA

USPTO Classifications:
409/70

Tool Categories:
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. L. Sprague
R. M. Mowry
Wm. S. Bellows
G. R. Driscoll

Patent Dates:
Applied: Jan. 30, 1908
Granted: May 04, 1909

Patent Pictures:
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Description:
The machine cuts threads on the adjustable jaw of a "Stillson Pipe Wrench."

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