Invention Grant
- Patent Title: Wet vacuum pump
- Patent Title (中): 湿式真空泵
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Application No.: US53200022Application Date: 1922-01-26
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Publication No.: US1592024APublication Date: 1926-07-13
- Inventor: JENNINGS IRVING C
- Applicant: JENNINGS IRVING C
- Assignee: Irving C Jennings
- Current Assignee: Irving C Jennings
- Priority: US53200022 1922-01-26
- Main IPC: F24D19/08
- IPC: F24D19/08
Information query
