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发明名称
Phonograph record player speed selector
摘要
申请公布号
US2885208(A)
申请公布日期
1959.05.05
申请号
US19530376219
申请日期
1953.08.24
申请人
PRANTER LAWRENCE A
发明人
PRANTER LAWRENCE A.
分类号
G11B7/28;G11B15/26;G11B17/16;G11B19/26;G11B19/265
主分类号
G11B7/28
代理机构
代理人
主权项
地址
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