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经营范围
发明名称
Hose coupling
摘要
申请公布号
US2005613(A)
申请公布日期
1935.06.18
申请号
US19340734050
申请日期
1934.07.06
申请人
GEORGE DAVIS;DAVIS JACK H
发明人
DAVIS GEORGE;DAVIS JACK H.
分类号
F16L33/20
主分类号
F16L33/20
代理机构
代理人
主权项
地址
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