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发明名称
Cement-bitumen grout
摘要
申请公布号
US2234642(A)
申请公布日期
1941.03.11
申请号
US19390270904
申请日期
1939.04.29
申请人
SHELL DEVELOPMENT COMPANY
发明人
BLOTT JOHN FREDERICK THOMAS;RAWLINSON JOHN ALFRED
分类号
C08L95/00
主分类号
C08L95/00
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代理人
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