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Home › Fluid flow selector valve

Fluid flow selector valve

US Patent 4509553 · Granted Apr 9, 1985

Assignee

General Motors

Inventors

Sangman Hahn (4 patents)

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More Patents by These Inventors

Vacuum valve with integrated selector plate1998

Rotary vacuum valve and electric switch assembly1995

Vacuum valve1991

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Last updated: Dec 31, 2025 · Updated quarterly