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经营范围
发明名称
Fire extinguisher
摘要
申请公布号
US2070942(A)
申请公布日期
1937.02.16
申请号
US19350033504
申请日期
1935.07.27
申请人
ENGARD FRANK M;EARL ARTHUR J
发明人
ENGARD FRANK M.;EARL ARTHUR J.
分类号
A62C13/00
主分类号
A62C13/00
代理机构
代理人
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