Invention Grant
- Patent Title: Electron tube
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Application No.: US68590033Application Date: 1933-08-19
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Publication No.: US2079085APublication Date: 1937-05-04
- Inventor: JOHANNES RICHTER , OTTO SCHRIEVER , FRITZ SCHROTER , WOLFGANG FEDERMANN
- Applicant: TELEFUNKEN GMBH
- Assignee: Regie Nationale des Usines Renault
- Current Assignee: Regie Nationale des Usines Renault
- Priority: DE2079085X 1932-08-19
- Main IPC: H01J29/52
- IPC: H01J29/52
Information query
