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发明名称
Safety valve
摘要
申请公布号
US2462287(A)
申请公布日期
1949.02.22
申请号
US19460692233
申请日期
1946.08.22
申请人
LOUIS C. HUGER
发明人
RICHESON SANFORD E.;ALLEGRO JOSEPH A.
分类号
A47J27/09
主分类号
A47J27/09
代理机构
代理人
主权项
地址
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