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US Patent: 2,091,500
Valve Tool
Patentee:
Ira J. Clark (exact or similar names) - Fort Morgan, Morgan County, CO

USPTO Classifications:
29/249

Tool Categories:
specialty tools : valve spring tools

Assignees:
None

Manufacturer:
Herbrand Co. - Fremont, Sandusky County, OH
Clark-Feather Mfg. Co. - Fort Morgan, CO

Witnesses:
none listed

Patent Dates:
Applied: Nov. 30, 1936
Granted: Aug. 31, 1937

Patent Pictures:
Ira J. Clark patent August 31, 1937
USPTO (New site tip)
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CLARK-FEATHER in a YouTube.
Description:
Tool for placing split cone valve spring retainers in position on the valve stem.

One example shown in a YouTube video is marked, "CLARK-FEATHER MFG CO / FORT MORGAN, COLO. / MADE IN U.S.A. / PAT NO. 2,091,500".

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