Invention Grant
- Patent Title: Reversible transmission
- Patent Title (中): 可逆传输
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Application No.: US74017258Application Date: 1958-06-05
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Publication No.: US2949038APublication Date: 1960-08-16
- Inventor: JOPSON HOWARD B
- Applicant: JOPSON HOWARD B
- Assignee: Howard B Jopson
- Current Assignee: Howard B Jopson
- Priority: US74017258 1958-06-05; US38989953 1953-11-02
- Main IPC: G05D1/00
- IPC: G05D1/00
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