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经营范围
发明名称
Improvements in or relating to electro-cardiographs
摘要
申请公布号
GB644934(A)
申请公布日期
1950.10.18
申请号
GB19480004826
申请日期
1948.02.18
申请人
FORTIPHONE LIMITED
发明人
WOLFF JOACHIM;COHEN MICHAEL
分类号
A61B5/0432
主分类号
A61B5/0432
代理机构
代理人
主权项
地址
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