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经营范围
发明名称
Improvements in or relating to apparatus for detecting leaks in pipes
摘要
申请公布号
GB450497(A)
申请公布日期
1936.07.20
申请号
GB19350021261
申请日期
1935.07.26
申请人
FRIEDRICH KOENIG
发明人
分类号
G01M3/02
主分类号
G01M3/02
代理机构
代理人
主权项
地址
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