Invention Grant
- Patent Title: Diaphragm mechanism for pump clutches
- Patent Title (中): 泵离合器隔膜机构
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Application No.: US25477551Application Date: 1951-11-03
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Publication No.: US2695694APublication Date: 1954-11-30
- Inventor: MARGARET SEINFELD EMMY
- Applicant: EMMY MARGARET SEINFELD
- Assignee: Seinfeld Emmy Margaret
- Current Assignee: Seinfeld Emmy Margaret
- Priority: US25477551 1951-11-03
- Main IPC: F03C7/00
- IPC: F03C7/00 ; F04C2/107 ; F04C5/00
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