Invention Grant
- Patent Title: Semiconductor amplifier
- Patent Title (中): 半导体放大器
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Application No.: US5089548Application Date: 1948-09-24
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Publication No.: US2502488APublication Date: 1950-04-04
- Inventor: WILLIAM SHOCKLEY
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US5089548 1948-09-24; US5089748 1948-09-24
- Main IPC: H01L29/00
- IPC: H01L29/00 ; H03D7/12 ; H03F3/04 ; H03F3/14
Information query
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