Invention Grant
- Patent Title: Communication system
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Application No.: US45854642Application Date: 1942-09-16
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Publication No.: US2425307APublication Date: 1947-08-12
- Inventor: DESCH JOSEPH R , GULDEN ERNEST V , MUMMA ROBERT E
- Applicant: NCR CO
- Assignee: NCR Corp
- Current Assignee: NCR Corp
- Priority: US45854642 1942-09-16
- Main IPC: H04L19/00
- IPC: H04L19/00
Information query
