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发明名称
CLEANING DEVICE FOR DUSTERS
摘要
申请公布号
GB1340980(A)
申请公布日期
1973.12.19
申请号
GBD1340980
申请日期
1972.11.07
申请人
GOLDEN HOUSE ENTERPRISE CO LTD
发明人
分类号
A47L13/50;A47L13/502;(IPC1-7):A47L13/50
主分类号
A47L13/50
代理机构
代理人
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