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发明名称
Apparatus for determining mass per unit length
摘要
申请公布号
US3273380(A)
申请公布日期
1966.09.20
申请号
US19630287815
申请日期
1963.06.14
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
SENEY JOHN S.
分类号
G01N33/36
主分类号
G01N33/36
代理机构
代理人
主权项
地址
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