Invention Grant
- Patent Title: Signaling system
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Application No.: US46978842Application Date: 1942-12-22
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Publication No.: US2343516APublication Date: 1944-03-07
- Inventor: ATKINS GEORGE E
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Fujitsu Ltd
- Current Assignee: Fujitsu Ltd
- Priority: US46978842 1942-12-22
- Main IPC: H04M7/08
- IPC: H04M7/08
Information query
