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经营范围
发明名称
Improvements in or relating to mercury and like electric switches
摘要
申请公布号
GB795055(A)
申请公布日期
1958.05.14
申请号
GB19540026033
申请日期
1954.09.08
申请人
ENGEL & GIBBS LIMITED
发明人
ENGEL ERNEST EMIL OTTO;GIBBS FRANCIS WILLIAM GEORGE
分类号
G01C21/18
主分类号
G01C21/18
代理机构
代理人
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地址
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