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发明名称
Non destructive process for ascertaining the tensile strength of grey iron castings
摘要
申请公布号
US3003351(A)
申请公布日期
1961.10.10
申请号
US19570677421
申请日期
1957.08.12
申请人
ROLF ZIEGLER;RICHARD GERSTNER
发明人
ZIEGLER ROLF;GERSTNER RICHARD
分类号
G01N3/00
主分类号
G01N3/00
代理机构
代理人
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