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发明名称
PHOTOCHROMIC PLASTIC AND METHOD OF MAKING
摘要
申请公布号
US3551344(A)
申请公布日期
1970.12.29
申请号
USD3551344
申请日期
1967.03.20
申请人
GENERAL MOTORS CORP.
发明人
ZACHARIAH G. GARDLUND;CLIFFORD C. DUFF
分类号
G03C1/73;(IPC1-7):G02B1/04
主分类号
G03C1/73
代理机构
代理人
主权项
地址
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