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发明名称
Fire extinguishing foam composition
摘要
申请公布号
US2697691(A)
申请公布日期
1954.12.21
申请号
US19490127251
申请日期
1949.11.14
申请人
NATIONAL FOAM SYSTEM, INC.
发明人
PERRI JOSEPH M.
分类号
A62D1/02
主分类号
A62D1/02
代理机构
代理人
主权项
地址
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