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发明名称
Automatic injector for pipe line cleaners
摘要
申请公布号
US3081472(A)
申请公布日期
1963.03.19
申请号
US19610092849
申请日期
1961.03.02
申请人
ROBIN-NODWELL MFG. LTD.
发明人
DIJK WILLEM L. M. VAN
分类号
F16L55/46
主分类号
F16L55/46
代理机构
代理人
主权项
地址
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