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发明名称
METHOD FOR PRODUCING A HARD PAVING OR SURFACING MATERIAL
摘要
申请公布号
US3526172(A)
申请公布日期
1970.09.01
申请号
USD3526172
申请日期
1968.09.24
申请人
CHEM. SERVICE ENG. INC.
发明人
EDWARD B. STUART
分类号
E01C7/36;E01C21/00;(IPC1-7):E01C11/24
主分类号
E01C7/36
代理机构
代理人
主权项
地址
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