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发明名称
Testing device
摘要
申请公布号
US1941818(A)
申请公布日期
1934.01.02
申请号
US19300428932
申请日期
1930.02.17
申请人
TOLEDO SCZLE MANUFACTURING COMPANY
发明人
THOMAS EDWARD G.
分类号
G01G19/00;G01G19/22;G01N9/36
主分类号
G01G19/00
代理机构
代理人
主权项
地址
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