Invention Grant
- Patent Title: Signal transmission system
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Application No.: US22408738Application Date: 1938-08-10
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Publication No.: US2170397APublication Date: 1939-08-22
- Inventor: BJORNSON BJORN G , BRYANT NEWTON W
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US22408738 1938-08-10
- Main IPC: H04B3/06
- IPC: H04B3/06
Information query
