Invention Grant
- Patent Title: Cooling of vacuum devices
- Patent Title (中): 真空装置冷却
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Application No.: US42344841Application Date: 1941-12-18
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Publication No.: US2352893APublication Date: 1944-07-04
- Inventor: HANSELL CLARENCE W
- Applicant: RCA CORP
- Assignee: RCA Corp
- Current Assignee: RCA Corp
- Priority: US42344841 1941-12-18
- Main IPC: H01J19/36
- IPC: H01J19/36
Information query
