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经营范围
发明名称
VALVE REGULATOR
摘要
申请公布号
CA338497(A)
申请公布日期
1934.01.09
申请号
CAD338497
申请日期
申请人
BROWN AND BROWN
发明人
CHALMERS S. BROWN
分类号
主分类号
代理机构
代理人
主权项
地址
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