Invention Grant
- Patent Title: Pipe fitting
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Application No.: US62445032Application Date: 1932-07-25
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Publication No.: US2026954APublication Date: 1936-01-07
- Inventor: DUSEN CHARLES A VAN
- Applicant: DUSEN CHARLES A VAN
- Assignee: Charles A Van Dusen
- Current Assignee: Charles A Van Dusen
- Priority: US62445032 1932-07-25
- Main IPC: F16L19/028
- IPC: F16L19/028 ; F16L19/04
Information query
IPC分类:
