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摘要
申请公布号
DE1924430(C3)
申请公布日期
1988.09.29
申请号
DE19691924430
申请日期
1969.05.13
申请人
POLAROID CORP., CAMBRIDGE, MASS., US
发明人
ROGERS, HOWARD GARDNER, WESTON, MASS., US
分类号
G03C8/48;G03C8/44;G03C8/52;(IPC1-7):G03C5/54;G03C7/00
主分类号
G03C8/48
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代理人
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