Invention Grant
- Patent Title: Switch manufacture
- Patent Title (中): 开关制造
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Application No.: US46581854Application Date: 1954-11-01
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Publication No.: US2882648APublication Date: 1959-04-21
- Inventor: HOVGAARD OLE M , NORMAN INSLEY
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US46581854 1954-11-01
- Main IPC: H01H11/00
- IPC: H01H11/00
Information query
