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发明名称
SLIT EXPOSURE DEVICE
摘要
申请公布号
US3575509(A)
申请公布日期
1971.04.20
申请号
USD3575509
申请日期
1969.03.13
申请人
RICOH:KK.
发明人
SHIGERU SUZUKI
分类号
G03B27/52;(IPC1-7):G03B27/70
主分类号
G03B27/52
代理机构
代理人
主权项
地址
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