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发明名称
Photographic shutter and diaphragm adjusting mechanism
摘要
申请公布号
US2912914(A)
申请公布日期
1959.11.17
申请号
US19540462073
申请日期
1954.10.13
申请人
FRANKE & HEIDECKE, FABRIK PHOTOGRAPHISCHER PRAZISIONS-APPARATE
发明人
WEISS RICHARD
分类号
G03B7/00
主分类号
G03B7/00
代理机构
代理人
主权项
地址
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