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经营范围
发明名称
BLOCKFORM UND BITUMEN IN BLOCKFORM.
摘要
申请公布号
DE1640044(U)
申请公布日期
1952.06.26
申请号
DE195200D4040U
申请日期
1952.04.05
申请人
DEUTSCHE SHELL AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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