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经营范围
发明名称
Bib coupling
摘要
申请公布号
US1996218(A)
申请公布日期
1935.04.02
申请号
US19340732495
申请日期
1934.06.26
申请人
SWANSON WILBUR L
发明人
SWANSON WILBUR L.
分类号
F16L37/00
主分类号
F16L37/00
代理机构
代理人
主权项
地址
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