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发明名称
METHOD OF EVALUATING MOISTURE BARRIER PROPERTIES OF ENCAPSULATING MATERIALS
摘要
申请公布号
US3548633(A)
申请公布日期
1970.12.22
申请号
USD3548633
申请日期
1968.03.11
申请人
JAMES E. WEBB;NASA USA
发明人
WILLIAM BERT ELLERN
分类号
G01N27/12;(IPC1-7):G01N15/08
主分类号
G01N27/12
代理机构
代理人
主权项
地址
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