Invention Grant
- Patent Title: Frequency selective signal amplifying system
- Patent Title (中): 频率选择信号放大系统
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Application No.: US10732849Application Date: 1949-07-28
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Publication No.: US2579996APublication Date: 1951-12-25
- Inventor: BARTON LOY E
- Applicant: RCA CORP
- Assignee: RCA Corp
- Current Assignee: RCA Corp
- Priority: US10732849 1949-07-28
- Main IPC: H03H9/62
- IPC: H03H9/62
Public/Granted literature
- US07213915B2 Ink jet printer and image recording method Public/Granted day:2007-05-08
Information query
IPC分类:
