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经营范围
发明名称
Shutter speed setting apparatus
摘要
申请公布号
US4897685(A)
申请公布日期
1990.01.30
申请号
US19880272260
申请日期
1988.11.17
申请人
ASAHI KOGAKU KOGYO K.K.
发明人
NISHIDA, TAKAO
分类号
G03B7/093;G03B7/26;G03B15/05;(IPC1-7):G03B7/093
主分类号
G03B7/093
代理机构
代理人
主权项
地址
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