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经营范围
发明名称
Bleeder valve
摘要
申请公布号
US3171440(A)
申请公布日期
1965.03.02
申请号
US19610080692
申请日期
1961.01.04
申请人
NAPOLITANO PELLEGRINO E
发明人
NAPOLITANO PELLEGRINO E.
分类号
F16K1/42
主分类号
F16K1/42
代理机构
代理人
主权项
地址
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