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发明名称
VORRICHTUNG ZUM REINIGEN VON STRASSEN UND ANDEREN VERKEHRSFLAECHEN
摘要
申请公布号
DE7532046(U)
申请公布日期
1981.12.10
申请号
DE19750032046U
申请日期
1975.10.08
申请人
MELFORD ENGINEERING LTD., SUTTON ELY, CAMBRIDGESHIRE, GB
发明人
分类号
A47L7/00;A47L9/10;E01H1/08;(IPC1-7):A47L9/18
主分类号
A47L7/00
代理机构
代理人
主权项
地址
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