Invention Grant
- Patent Title: Electric discharge tubes
- Patent Title (中): 放电管
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Application No.: US34607853Application Date: 1953-04-01
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Publication No.: US2783408APublication Date: 1957-02-26
- Inventor: JOHN WILLIAMS DAVID , CLIFFORD BACON RAYMOND , REGINALD ACTON JOHN
- Applicant: ERICSSON TELEPHONES LTD
- Assignee: Ericsson Telephones Ltd
- Current Assignee: Ericsson Telephones Ltd
- Priority: US34607853 1953-04-01
- Main IPC: H01J17/49
- IPC: H01J17/49
Information query
