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发明名称
ELECTROMAGNETICALLY DRIVEN DIAPHRAGM DEVICE
摘要
申请公布号
JPH02168240(A)
申请公布日期
1990.06.28
申请号
JP19880324413
申请日期
1988.12.22
申请人
CANON INC
发明人
ANDO TAKEHIKO;ARAI TADASHI;IMAI MITSURU
分类号
G03B9/02
主分类号
G03B9/02
代理机构
代理人
主权项
地址
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