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经营范围
发明名称
Fire extinguishing powder
摘要
申请公布号
US2472539(A)
申请公布日期
1949.06.07
申请号
US19460670845
申请日期
1946.05.18
申请人
AMERICAN-LA FRANCE-FOAMITE CORPORATION
发明人
MCGLENN ROBERT C.
分类号
A62D1/00
主分类号
A62D1/00
代理机构
代理人
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地址
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