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发明名称
Photographic shutter and pretimer
摘要
申请公布号
US2165401(A)
申请公布日期
1939.07.11
申请号
US19370175479
申请日期
1937.11.19
申请人
EASTMAN KODAK COMPANY
发明人
MIHALYI JOSEPH
分类号
G03B9/08;G03B9/58;G03B17/42
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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