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经营范围
发明名称
Selbsttaetiges Ventil fuer Pumpen
摘要
申请公布号
DE1121419(B)
申请公布日期
1962.01.04
申请号
DE1958D028218
申请日期
1958.05.30
申请人
DRESSER INDUSTRIES, INC.
发明人
WALTON GEORGE W.
分类号
F04B53/10;F16K1/42;F16K1/46
主分类号
F04B53/10
代理机构
代理人
主权项
地址
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