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经营范围
发明名称
Improvements in valves for low temperature operation
摘要
申请公布号
GB726400(A)
申请公布日期
1955.03.16
申请号
GB19530024057
申请日期
1953.08.31
申请人
ALOIS STAUBER;EDWARD JOHN PIRNER;GENEVIEVE HARVEY STAUBER;ALBERT DIETRICH
发明人
分类号
F16K49/00
主分类号
F16K49/00
代理机构
代理人
主权项
地址
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