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发明名称
Improvements in surface cleaning machines
摘要
申请公布号
GB1049591(A)
申请公布日期
1966.11.30
申请号
GB19640001811
申请日期
1964.01.15
申请人
G. H. TENNANT COMPANY
发明人
分类号
A47L11/00;A47L11/30;E01H1/08
主分类号
A47L11/00
代理机构
代理人
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地址
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