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发明名称
Sun screening methods
摘要
申请公布号
US3419659(A)
申请公布日期
1968.12.31
申请号
US19640381255
申请日期
1964.07.08
申请人
GAF CORPORATION
发明人
CATINO SIGMUND C.;STROBEL ALBERT F.;BLUMENKOPF NORMAN
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