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发明名称
Improvements relating to heat-insulating materials
摘要
申请公布号
GB613201(A)
申请公布日期
1948.11.23
申请号
GB19460018057
申请日期
1946.06.15
申请人
THE MIDLAND TAR DISTILLERS LIMITED;EDWARD BRETT DAVIES
发明人
分类号
C04B35/52;C10C1/19
主分类号
C04B35/52
代理机构
代理人
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地址
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