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发明名称
Photography
摘要
申请公布号
US3140948(A)
申请公布日期
1964.07.14
申请号
US19610146019
申请日期
1961.10.18
申请人
HORIZONS INCORPORATED
发明人
STEWART JOHN A.;SPRAGUE ROBERT H.
分类号
G03C1/675;G03C1/73
主分类号
G03C1/675
代理机构
代理人
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地址
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