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发明名称
SAMPLING OF MATERIAL
摘要
申请公布号
US5063791(A)
申请公布日期
1991.11.12
申请号
US19890326549
申请日期
1989.03.13
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
MARTIN, WILLIAM J.
分类号
C12M1/28;C12M1/32;C12Q1/24
主分类号
C12M1/28
代理机构
代理人
主权项
地址
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