| 发明名称 |
Wave filter |
| 摘要 |
|
| 申请公布号 |
US2201338(A) |
申请公布日期 |
1940.05.21 |
| 申请号 |
US19370177867 |
申请日期 |
1937.12.03 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
HASSLER GERHARD |
| 分类号 |
H03H7/01;H03H7/075 |
主分类号 |
H03H7/01 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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