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经营范围
发明名称
Vibration damping system for phonographs
摘要
申请公布号
US1976505(A)
申请公布日期
1934.10.09
申请号
US19310559843
申请日期
1931.08.28
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MALLINA RUDOLPH F.
分类号
F16D3/62
主分类号
F16D3/62
代理机构
代理人
主权项
地址
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