Invention Grant
- Patent Title: Regulatory device
- Patent Title (中): 监管装置
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Application No.: US70750534Application Date: 1934-01-20
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Publication No.: US2014533APublication Date: 1935-09-17
- Inventor: LOGAN MASON A
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US70750534 1934-01-20
- Main IPC: G05F1/42
- IPC: G05F1/42
Information query
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