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发明名称
Removable geneva movement for motion-picture projectors
摘要
申请公布号
US2587183(A)
申请公布日期
1952.02.26
申请号
US19470779789
申请日期
1947.10.14
申请人
MITCHELL CAMERA CORPORATION
发明人
MANDERFELD EMANUEL C.
分类号
G03B1/38
主分类号
G03B1/38
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代理人
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