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发明名称
IMPACT SPECIMEN FRACTURE ANALYZER
摘要
申请公布号
US3519834(A)
申请公布日期
1970.07.07
申请号
USD3519834
申请日期
1966.02.01
申请人
PEOPLES DEV. INC.
发明人
GEORGE A. FREDERICK
分类号
G01N3/30;(IPC1-7):G01N21/48
主分类号
G01N3/30
代理机构
代理人
主权项
地址
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