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经营范围
发明名称
MANUFACTURE OF MASK SEMICONDUCTOR LASER
摘要
申请公布号
JPH02222587(A)
申请公布日期
1990.09.05
申请号
JP19890043898
申请日期
1989.02.23
申请人
RICOH CO LTD;KOBAYASHI HIROSHI;MACHIDA HARUHIKO
发明人
IDE YASUSHI;HARIGAI MASATO;KOBAYASHI HIROSHI;MACHIDA HARUHIKO
分类号
H01S5/00
主分类号
H01S5/00
代理机构
代理人
主权项
地址
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