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发明名称
Film spooling apparatus and reels therefor
摘要
申请公布号
US1880633(A)
申请公布日期
1932.10.04
申请号
US19310575836
申请日期
1931.11.18
申请人
EASTMAN KODAK COMPANY
发明人
WITTEL OTTO
分类号
G03B21/43
主分类号
G03B21/43
代理机构
代理人
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