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经营范围
发明名称
Improvements in or relating to the production of bitumen emulsions
摘要
申请公布号
GB350744(A)
申请公布日期
1931.06.18
申请号
GB19300019253
申请日期
1930.06.24
申请人
THOMAS NESS LIMITED;WILLIAM ARTHUR WALMSLEY;ROBERT HALL THOMPSON
发明人
分类号
C08K5/138
主分类号
C08K5/138
代理机构
代理人
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地址
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