Invention Grant
- Patent Title: Reflection amplifier
- Patent Title (中): 反射放大器
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Application No.: US63791232Application Date: 1932-10-15
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Publication No.: US2133418APublication Date: 1938-10-18
- Inventor: BLAU LUDWIG W , GEMMER RALPH W
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US63791232 1932-10-15
- Main IPC: G01V1/36
- IPC: G01V1/36
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