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发明名称
OPERATION OF VACUUM CLEANER
摘要
申请公布号
JPH0428320(A)
申请公布日期
1992.01.30
申请号
JP19900133761
申请日期
1990.05.25
申请人
HITACHI LTD
发明人
IWASE KOJI;SATO SHIGENORI;INOUE KO;TOYOSHIMA HISANORI;SUNAKAWA MASARO
分类号
A47L9/00;A47L9/28
主分类号
A47L9/00
代理机构
代理人
主权项
地址
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