Invention Grant
- Patent Title: Filament mounting assembly
- Patent Title (中): 灯头安装组件
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Application No.: US4927348Application Date: 1948-09-14
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Publication No.: US2488331APublication Date: 1949-11-15
- Inventor: RONCI VICTOR L
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US4927348 1948-09-14
- Main IPC: H01J1/18
- IPC: H01J1/18
Information query
