Invention Grant
- Patent Title: High frequency apparatus
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Application No.: US30695239Application Date: 1939-11-30
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Publication No.: US2247338APublication Date: 1941-06-24
- Inventor: SIMON RAMO
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: US21112338 1938-06-01; US23821338 1938-11-01; US24339738 1938-12-01; US30695139 1939-11-30; CH222371T 1941-06-05; US15360237 1937-07-14; US20195338 1938-04-14; US20195438 1938-04-14
- Main IPC: F16F9/19
- IPC: F16F9/19 ; H01J5/08 ; H01J23/48 ; H01J25/00 ; H01J25/06 ; H01J25/10 ; H01J25/12 ; H01J25/22 ; H01J25/24 ; H01J29/88 ; H01P5/04 ; H03C3/30 ; H03L5/00 ; H04L27/04
Information query
IPC分类:
