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发明名称
Foam-water sprinkler device
摘要
申请公布号
US3051397(A)
申请公布日期
1962.08.28
申请号
US19610100359
申请日期
1961.04.03
申请人
GRINNELL CORPORATION
发明人
HANSON ERIC P.
分类号
A62C31/00;A62C37/10;B05B7/00
主分类号
A62C31/00
代理机构
代理人
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