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公开(公告)号:US1966794A
公开(公告)日:1934-07-17
申请号:US63923632
申请日:1932-10-24
Applicant: STEPHEN GEORGE
Inventor: STEPHEN GEORGE
IPC: F01L1/25
CPC classification number: F01L1/252
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2.Means for preventing relative slippage between phonograph records 失效
Title translation: 用于防止留声机记录之间相对滑动的方法公开(公告)号:US3360271A
公开(公告)日:1967-12-26
申请号:US60240466
申请日:1966-12-16
Applicant: STEPHEN GEORGE
Inventor: STEPHEN GEORGE
IPC: G11B17/022 , G11B23/03
CPC classification number: G11B17/022 , G11B23/03
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