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发明名称
Spring testing device
摘要
申请公布号
US2415440(A)
申请公布日期
1947.02.11
申请号
US19430514560
申请日期
1943.12.16
申请人
AMERICAN CAN COMPANY
发明人
PATTERSON HENRY B.;THOMAS VINCENT T.
分类号
G01N3/00
主分类号
G01N3/00
代理机构
代理人
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地址
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