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经营范围
发明名称
Processing of photographic film
摘要
申请公布号
US2930302(A)
申请公布日期
1960.03.29
申请号
US19570637417
申请日期
1957.01.31
申请人
SPECIALTIES, INC.
发明人
TUTTLE CLIFTON M.
分类号
G03B27/30
主分类号
G03B27/30
代理机构
代理人
主权项
地址
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