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经营范围
发明名称
Fire fighting compositions
摘要
申请公布号
US3238129(A)
申请公布日期
1966.03.01
申请号
US19630323059
申请日期
1963.11.12
申请人
W. R. GRACE & CO.
发明人
VELTMAN PRESTON L.
分类号
A62D1/00;A62D1/06
主分类号
A62D1/00
代理机构
代理人
主权项
地址
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