Invention Grant
- Patent Title: Gaseous electric discharge device
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Application No.: US40752429Application Date: 1929-11-15
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Publication No.: US1844367APublication Date: 1932-02-09
- Inventor: MARCELLO PIRANI , MARTIN REGER
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: DE338713X 1929-01-21
- Main IPC: H01J61/28
- IPC: H01J61/28
Information query
