Invention Grant
- Patent Title: Signaling apparatus
- Patent Title (中): 信令装置
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Application No.: US46034242Application Date: 1942-10-01
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Publication No.: US2397844APublication Date: 1946-04-02
- Inventor: DEWHURST WALLACE W
- Applicant: RCA CORP
- Assignee: RCA Corp
- Current Assignee: RCA Corp
- Priority: US46034242 1942-10-01
- Main IPC: G10K11/00
- IPC: G10K11/00 ; H04B11/00
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