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发明名称
Feuerbestaendiger Moertel
摘要
申请公布号
DE841872(C)
申请公布日期
1952.06.19
申请号
DE1949P040177D
申请日期
1949.04.17
申请人
L'ELECTRO REFRACTAIRE SOCIETE ANONYME, PARIS
发明人
WILLIAM RICHARD DOWNS, HOUSTON, TEX. (V. ST. A.)
分类号
C04B28/26
主分类号
C04B28/26
代理机构
代理人
主权项
地址
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