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发明名称
METHOD OF MEASURING UNIT AREA WEIGHTS OF INDIVIDUAL LAYERS IN MATERIALS COMBINATIONS
摘要
申请公布号
GB1565429(A)
申请公布日期
1980.04.23
申请号
GB19770044124
申请日期
1977.10.24
申请人
PUUMALAINEN P
发明人
分类号
G01G17/02;G01B15/02;(IPC1-7):G01B15/02
主分类号
G01G17/02
代理机构
代理人
主权项
地址
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