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经营范围
发明名称
Spark arrester
摘要
申请公布号
US2011200(A)
申请公布日期
1935.08.13
申请号
US19340726682
申请日期
1934.05.21
申请人
THOMAS RITCHIE
发明人
RITCHIE THOMAS
分类号
F23J15/02
主分类号
F23J15/02
代理机构
代理人
主权项
地址
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