Invention Grant
- Patent Title: Thermionic valve electrode construction
- Patent Title (中): 热离子阀电极结构
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Application No.: US9833336Application Date: 1936-08-28
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Publication No.: US2116788APublication Date: 1938-05-10
- Inventor: ADOLF HASLAUER
- Applicant: SUPERIOR TUBE CO
- Assignee: Superior Tube Co
- Current Assignee: Superior Tube Co
- Priority: US9833336 1936-08-28
- Main IPC: H01J1/26
- IPC: H01J1/26
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