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经营范围
发明名称
Entwässerungssystem für gepflasterte Strasse
摘要
申请公布号
DE69522790(D1)
申请公布日期
2001.10.25
申请号
DE19956022790
申请日期
1995.12.27
申请人
SHOWA SHELL SEKIYU K.K., TOKIO/TOKYO
发明人
SATO, ISAO;SAKUMA, YOSHIMITSU;SASAKI, YOSHIOMI
分类号
E01C11/22;E01D19/08;(IPC1-7):E01C1/00
主分类号
E01C11/22
代理机构
代理人
主权项
地址
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