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发明名称
Improvements relating to power transmission systems
摘要
申请公布号
GB315714(A)
申请公布日期
1930.06.12
申请号
GB19290021844
申请日期
1929.07.16
申请人
KOLSTER-BRANDES LIMITED
发明人
分类号
H04H20/84
主分类号
H04H20/84
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代理人
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