Invention Grant
- Patent Title: Arc igniting device
- Patent Title (中): 电弧点火装置
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Application No.: US30396339Application Date: 1939-11-13
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Publication No.: US2290897APublication Date: 1942-07-28
- Inventor: SPENCER PERCY L
- Applicant: RAYTHEON MFG CO
- Assignee: Raytheon Mfg Co
- Current Assignee: Raytheon Mfg Co
- Priority: US30396339 1939-11-13
- Main IPC: H01J13/48
- IPC: H01J13/48
Information query
