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经营范围
发明名称
AUTOMATIC CLEANING DEVICE
摘要
申请公布号
JPS56128498(A)
申请公布日期
1981.10.07
申请号
JP19800031601
申请日期
1980.03.14
申请人
HITACHI LTD;HITACHI ENG CO LTD
发明人
SATOU FUMIYASU
分类号
G21F9/28;B08B9/027;G21F9/00
主分类号
G21F9/28
代理机构
代理人
主权项
地址
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