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经营范围
发明名称
Improvements relating to air-blast switches
摘要
申请公布号
GB682053(A)
申请公布日期
1952.11.05
申请号
GB19510011087
申请日期
1948.05.14
申请人
CZECHOSLOVAK HEAVY ENGINEERING WORKS, NATIONAL CORPORATION;VITALIJ GROSSE
发明人
分类号
H01H33/16;H01H33/70
主分类号
H01H33/16
代理机构
代理人
主权项
地址
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