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发明名称
摘要
申请公布号
DE2049471(A1)
申请公布日期
1971.04.22
申请号
DE19702049471
申请日期
1970.10.08
申请人
SHELL INT RESEARCH
发明人
分类号
B32B27/00;(IPC1-7):B29D27/00
主分类号
B32B27/00
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代理人
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