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发明名称
Method of producing new porous heat insulating substances
摘要
申请公布号
GB364819(A)
申请公布日期
1932.01.14
申请号
GB19300038678
申请日期
1930.12.23
申请人
LUDWIG WURM;RUDOLF WURM;PAVEL GUETIG;EMIL WURM
发明人
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主分类号
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