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发明名称
PHOTOCHROMIC COMPOSITIONS
摘要
申请公布号
US3530075(A)
申请公布日期
1970.09.22
申请号
USD3530075
申请日期
1967.11.01
申请人
AMERICAN CYANAMID CO.
发明人
ALWYN FREDERICK WIEBE
分类号
C07D307/91;C07D311/86;C08K5/00;G03C1/73;(IPC1-7):F21V9/00;G02B5/20
主分类号
C07D307/91
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