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发明名称
PAPIERS OPAQUES, LEUR PROCEDE DE PREPARATION ET LES PAPIERS PHOTOGRAPHIQUES PREPARES A PARTIR DE CES DERNIERS
摘要
申请公布号
BE755534(A1)
申请公布日期
1971.02.01
申请号
BED755534
申请日期
申请人
SCHOELLER TECHNICAL PAPERS INC., P. O. BOX 250, PULASKI, NEW YORK 13142 (E.U.A.),
发明人
C.R. BECKNER;K.B. KASPER.
分类号
G03C8/48;D21H17/67;G03C1/775;G03C1/825;(IPC1-7):G03C/
主分类号
G03C8/48
代理机构
代理人
主权项
地址
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