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US Patent: 1,105,096
Tool for Removing Engine Valves
Patentee:
Stanley C. North - Elmira, NY

USPTO Classifications:
29/221

Tool Categories:
specialty tools : valve spring tools

Assignees:
None

Manufacturer:
Frank Mossberg Company - Attleboro, MA

Witnesses:
Lilian O'Hara
William G. Standenmaier
P. Bredel
E. M. Quita

Patent Dates:
Applied: Oct. 02, 1912
Granted: Jul. 28, 1914

Patent Pictures: [ 1 | 2 ]
Stanley C. North patent July 28, 1914
USPTO pdf tiff
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Description:
Valve spring compressor for "L" head engines. Lever handle spreads the jaws and has and "over center" link to hold them open against the spring pressure.

Known example marked, "654 FRANK MOSSBERG CO. - ATTLEBORO, MASS. - PAT JUL 28, 14."

William W. Monroe - patent attorney

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