Invention Grant
- Patent Title: Electron beam tube filter
- Patent Title (中): 电子束管过滤器
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Application No.: US73123247Application Date: 1947-02-27
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Publication No.: US2575393APublication Date: 1951-11-20
- Inventor: PETERSON LISS C , POTTER RALPH K
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Celanese International Corp,Virginia Polytechnic Institute and State University
- Current Assignee: Celanese International Corp,Virginia Polytechnic Institute and State University
- Priority: US73123247 1947-02-27
- Main IPC: H01J31/06
- IPC: H01J31/06 ; H03H1/00 ; H03H7/01 ; H03H15/00
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