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发明名称
IMPROVEMENTS IN OR RELATING TO A METHOD OF, AND APPARATUS SUITABLE FOR USE IN MEASURING ANY CHANGE IN LENGTH OF AN OPTICAL PATH BETWEEN A SOURCE OF OPTICAL RADIATION AND A PRIMARY IMAGE OF THE SOURCE
摘要
申请公布号
GB1207174(A)
申请公布日期
1970.09.30
申请号
GB19700013632
申请日期
1967.09.21
申请人
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
发明人
分类号
G01B11/00;G01D5/30
主分类号
G01B11/00
代理机构
代理人
主权项
地址
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