Invention Grant
- Patent Title: Carrier wave signaling system
- Patent Title (中): 载波信号系统
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Application No.: US23119538Application Date: 1938-09-22
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Publication No.: US2289788APublication Date: 1942-07-14
- Inventor: EMILE LABIN
- Applicant: INT STANDARD ELECTRIC CORP
- Assignee: Int Standard Electric Corp
- Current Assignee: Int Standard Electric Corp
- Priority: FR837277T 1937-09-25
- Main IPC: H03C1/62
- IPC: H03C1/62
Information query
