Invention Grant
- Patent Title: Control mechanism for radio receivers
- Patent Title (中): 无线电接收机的控制机制
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Application No.: US9119036Application Date: 1936-07-17
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Publication No.: US2170820APublication Date: 1939-08-29
- Inventor: HOOVEN FREDERICK J
- Applicant: HOOVEN FREDERICK J
- Assignee: Frederick J Hooven
- Current Assignee: Frederick J Hooven
- Priority: US9119036 1936-07-17
- Main IPC: G01S3/04
- IPC: G01S3/04
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