Invention Grant
- Patent Title: Frequency changer system for multiple range receivers
- Patent Title (中): 变频器系统适用于多范围接收机
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Application No.: US3876235Application Date: 1935-08-31
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Publication No.: US2149231APublication Date: 1939-02-28
- Inventor: REID JOHN D
- Applicant: RCA CORP
- Assignee: Occidental Chemical Corp
- Current Assignee: Occidental Chemical Corp
- Priority: US3876235 1935-08-31
- Main IPC: H03B5/10
- IPC: H03B5/10 ; H03D7/10 ; H03J5/24
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