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经营范围
发明名称
Hardening gelatin emulsions and gelatin solutions
摘要
申请公布号
US2725305(A)
申请公布日期
1955.11.29
申请号
US19520264676
申请日期
1952.01.02
申请人
EASTMAN KODAK COMPANY
发明人
ALLEN CHARLES F. H.;JR. JOHN R. BYERS,
分类号
G03C1/30
主分类号
G03C1/30
代理机构
代理人
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