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发明名称
LASER BEAM DIAMETER CONTROLLER
摘要
申请公布号
JPH03129318(A)
申请公布日期
1991.06.03
申请号
JP19890266200
申请日期
1989.10.16
申请人
RICOH CO LTD
发明人
IMAMURA TOMOATSU
分类号
B41J2/44;G02F1/055;G03G15/04
主分类号
B41J2/44
代理机构
代理人
主权项
地址
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