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经营范围
发明名称
Electrically responsive light controlling device employing suspended dipole particles in a plastic film
摘要
申请公布号
US3341274(A)
申请公布日期
1967.09.12
申请号
US19650490943
申请日期
1965.09.28
申请人
MARKS ALVIN M
发明人
MARKS ALVIN M.
分类号
G02F1/17
主分类号
G02F1/17
代理机构
代理人
主权项
地址
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