Invention Grant
- Patent Title: Vapor electric device cathode
- Patent Title (中): 汽电器件阴极
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Application No.: US25312251Application Date: 1951-10-25
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Publication No.: US2640171APublication Date: 1953-05-26
- Inventor: GERHARD LEWIN , GOLDMAN ERNEST A
- Applicant: WESTINGHOUSE ELECTRIC CORP
- Assignee: Westinghouse Electric Corp
- Current Assignee: Westinghouse Electric Corp
- Priority: US25312251 1951-10-25
- Main IPC: H01J13/06
- IPC: H01J13/06 ; H01J13/12 ; H01J17/06
Information query
