Invention Grant
- Patent Title: Method and means of extending frequency range of radio apparatus
- Patent Title (中): 扩大无线电设备频率范围的方法和手段
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Application No.: US53699331Application Date: 1931-05-13
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Publication No.: US1895247APublication Date: 1933-01-24
- Inventor: JELEN MATT J
- Applicant: STEWART WARNER CORP
- Assignee: Stewart Warner Corp
- Current Assignee: Stewart Warner Corp
- Priority: US53699331 1931-05-13
- Main IPC: H03H5/02
- IPC: H03H5/02
Information query
