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经营范围
发明名称
Combined wrench, lock, hood and indicator for valves
摘要
申请公布号
US2979076(A)
申请公布日期
1961.04.11
申请号
US19570634638
申请日期
1957.01.17
申请人
ROCKWELL MANUFACTURING COMPANY
发明人
KISH NICHOLAS W.
分类号
F16K35/10
主分类号
F16K35/10
代理机构
代理人
主权项
地址
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