Invention Grant
- Patent Title: Check valve
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Application No.: US43983742Application Date: 1942-04-21
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Publication No.: US2355683APublication Date: 1944-08-15
- Inventor: SHARP PAUL F
- Applicant: CORNELL RES FOUNDATION INC
- Assignee: Cornell Res Foundation Inc
- Current Assignee: Cornell Res Foundation Inc
- Priority: US43983742 1942-04-21; US43821642 1942-04-09; US43983642 1942-04-21
- Main IPC: F16K15/03
- IPC: F16K15/03
Information query
