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发明名称
Optical apparatus for detecting document size for use in a copying apparatus
摘要
申请公布号
US4939377(A)
申请公布日期
1990.07.03
申请号
US19880241953
申请日期
1988.09.08
申请人
SHARP KABUSHIKI KAISHA
发明人
OKUDA, MASAKIYO;MATSUO, TOSHIHISA
分类号
G03G15/00
主分类号
G03G15/00
代理机构
代理人
主权项
地址
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