发明名称 |
Surge responsive device |
摘要 |
|
申请公布号 |
US2200233(A) |
申请公布日期 |
1940.05.07 |
申请号 |
US19390249282 |
申请日期 |
1939.01.04 |
申请人 |
WHITEHEAD EDWIN R |
发明人 |
WHITEHEAD EDWIN R. |
分类号 |
G01R13/12;H01T1/10 |
主分类号 |
G01R13/12 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|
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