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发明名称
Film feed apparatus
摘要
申请公布号
US2144088(A)
申请公布日期
1939.01.17
申请号
US19370135948
申请日期
1937.04.09
申请人
S. C. K. CORPORATION
发明人
SCOTT ALBERT B.
分类号
G03B1/34;G03B21/46
主分类号
G03B1/34
代理机构
代理人
主权项
地址
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