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经营范围
发明名称
Standing valve puller
摘要
申请公布号
US2286550(A)
申请公布日期
1942.06.16
申请号
US19410378322
申请日期
1941.02.10
申请人
AXELSON MANUFACTURING CO.
发明人
KELLY JUDSON;HAMMETT DAVID M.
分类号
F04B53/10
主分类号
F04B53/10
代理机构
代理人
主权项
地址
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