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发明名称
Improvements relating to the production of cellular solid bodies
摘要
申请公布号
GB331989(A)
申请公布日期
1930.07.17
申请号
GB19290015485
申请日期
1929.05.17
申请人
JOHN WILLIAM BATTERSBY
发明人
分类号
C04B28/26
主分类号
C04B28/26
代理机构
代理人
主权项
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