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发明名称
Photographic shutter
摘要
申请公布号
US2134766(A)
申请公布日期
1938.11.01
申请号
US19380206746
申请日期
1938.05.09
申请人
ZEISS IKON AKTIENGESELLSCHAFT
发明人
SCHIEBER FRIEDRICH;WOLF ALBERT
分类号
G03B9/34
主分类号
G03B9/34
代理机构
代理人
主权项
地址
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