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发明名称
Rubber covered paving block
摘要
申请公布号
US2287844(A)
申请公布日期
1942.06.30
申请号
US19380248598
申请日期
1938.12.30
申请人
SOCIETE ANONYME DITE: CAOUTCHOUC RENO
发明人
TIBERGHIEN MARCEL
分类号
E01C5/22
主分类号
E01C5/22
代理机构
代理人
主权项
地址
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