US Patent: 1,241,488


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Lifter

Patentee:

Edson L. Beardsley (exact or similar names) - Columbus, OH

USPTO Classifications:

29/219

Tool Categories:

specialty tools : valve spring tools

Assignees:

None

Manufacturer:

Loomis-Beardsley Mfg. Co. - Columbus, OH

Witnesses:

A. L. Phelps

R. M. McCormick

Walter E.L. Bock

Patent Dates:
Applied:	Sep. 21, 1916
Granted:	Oct. 02, 1917

Patent Pictures: [ 1 | 2 ]

Edson L. Beardsley patent Oct. 2, 1917

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Description:

"C" shaped frame and cam lever to provide compressive force; produced and marketed as the BEARDSLEY Never-Slip Ford Valve Lifter, with a companion valve grinder.

Subsequent improvements and modifications include patent nos. 1,310,594, 1,327,015.