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发明名称
CASSETTE
摘要
申请公布号
US4013890(A)
申请公布日期
1977.03.22
申请号
US19760654581
申请日期
1976.02.02
申请人
CONRAD, RAYMOND M.
发明人
CONRAD, RAYMOND M.
分类号
G03B42/04;(IPC1-7):G03D13/08;G03C3/00
主分类号
G03B42/04
代理机构
代理人
主权项
地址
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