| 发明名称 |
Improvements in or relating to circuit arrangements for selectively causing a desired potential to appear at a desired point in the circuit |
| 摘要 |
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| 申请公布号 |
GB636700(A) |
申请公布日期 |
1950.05.03 |
| 申请号 |
GB19470024096 |
申请日期 |
1947.02.14 |
| 申请人 |
STANDARD TELEPHONES AND CABLES LIMITED;ERIC MALCOLM SWIFT MCWHIRTER;ROLAND HARRIS DUNN;PETER WILLIAM LENNOX |
发明人 |
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| 分类号 |
H03K17/52;H03K19/12;H03K23/82 |
主分类号 |
H03K17/52 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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