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经营范围
发明名称
Automatic sprinkler valve
摘要
申请公布号
US2506468(A)
申请公布日期
1950.05.02
申请号
US19470747805
申请日期
1947.05.13
申请人
"AUTOMATIC" SPRINKLER CORPORATION
发明人
RIDER HARRY N.
分类号
A62C35/60
主分类号
A62C35/60
代理机构
代理人
主权项
地址
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