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US Patent: 2,634,086
Valve with self-contained stem centering device
Patentee:
Wilfred E. Johns (exact or similar names) - Rockford, IL

USPTO Classifications:
137/625.64, 251/284, 251/337, 62/159, 91/464

Tool Categories:

Assignees:
Sundstrand Machine Tool Co. - Rockford, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Aug. 15, 1950
Granted: Apr. 07, 1953

Patent Pictures:
USPTO (New site tip)
Google Patents
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