Invention Grant
- Patent Title: Electrode for electron discharge devices
- Patent Title (中): 电子放电装置用电极
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Application No.: US37656441Application Date: 1941-01-30
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Publication No.: US2277148APublication Date: 1942-03-24
- Inventor: RONCI VICTOR L
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US37656441 1941-01-30
- Main IPC: H01J19/38
- IPC: H01J19/38
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