Invention Grant
- Patent Title: Communication system
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Application No.: US24842638Application Date: 1938-12-30
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Publication No.: US2495682APublication Date: 1950-01-31
- Inventor: BACON WALTER M , WATSON EDWARD F
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Mitsubishi Heavy Industries Ltd
- Current Assignee: Mitsubishi Heavy Industries Ltd
- Priority: US24842638 1938-12-30
- Main IPC: H04L12/62
- IPC: H04L12/62 ; H04M7/08
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