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经营范围
发明名称
SPRINKLER EXHAUSTER
摘要
申请公布号
CA345710(A)
申请公布日期
1934.10.30
申请号
CAD345710
申请日期
申请人
THE ROCKWOOD SPRINKLER COMPANY OF MASSACHUSETTS
发明人
EMIL MAURITZ BENSON
分类号
主分类号
代理机构
代理人
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