Invention Grant
- Patent Title: Vacuum chamber sealing means
- Patent Title (中): 真空室密封装置
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Application No.: US34719564Application Date: 1964-02-25
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Publication No.: US3264004APublication Date: 1966-08-02
- Inventor: DAVID SCIAKY
- Applicant: WELDING RESEARCH INC
- Assignee: Welding Research Inc
- Current Assignee: Welding Research Inc
- Priority: US34719564 1964-02-25
- Main IPC: B01J3/00
- IPC: B01J3/00 ; B23K15/06 ; F16J15/16
Information query
