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发明名称
Variable resistor
摘要
申请公布号
US1990447(A)
申请公布日期
1935.02.05
申请号
US19300421329
申请日期
1930.01.16
申请人
BENDIX BRAKE COMPANY
发明人
APPLE VINCENT G.;RAUEN CARL F.
分类号
B60T13/74
主分类号
B60T13/74
代理机构
代理人
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地址
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