Invention Grant
- Patent Title: Fluid actuated snap-acting gate valve
- Patent Title (中): 流体致动的快动闸阀
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Application No.: US6728748Application Date: 1948-12-27
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Publication No.: US2646075APublication Date: 1953-07-21
- Inventor: ELKINGTON JAMES E
- Applicant: ELKINGTON JAMES E
- Assignee: James E Elkington
- Current Assignee: James E Elkington
- Priority: US6728748 1948-12-27
- Main IPC: A47L15/26
- IPC: A47L15/26
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