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经营范围
发明名称
Rapid start and stop clutch mechanism for phonographs
摘要
申请公布号
US2441836(A)
申请公布日期
1948.05.18
申请号
US19440540929
申请日期
1944.06.19
申请人
THE SOUNDSCRIBER CORPORATION
发明人
NAKKEN THEODORE H.
分类号
主分类号
代理机构
代理人
主权项
地址
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