Invention Grant
- Patent Title: Amplifier
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Application No.: US74863534Application Date: 1934-10-17
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Publication No.: US2116719APublication Date: 1938-05-10
- Inventor: WALDEMAR WEHNERT
- Applicant: TELEFUNKEN GMBH
- Assignee: Telefunken AG
- Current Assignee: Telefunken AG
- Priority: US74863534 1934-10-17; DE2017112X 1931-01-30; US55544831 1931-08-06
- Main IPC: H04B1/16
- IPC: H04B1/16
Information query
