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发明名称
Apparatus for measuring the hygroexpansivity of paper and paperboard
摘要
申请公布号
US3201871(A)
申请公布日期
1965.08.24
申请号
US19610140471
申请日期
1961.09.25
申请人
WALDORF PAPER PRODUCTS COMPANY
发明人
RAGAN ROBERT O.;SNYDER MILES A.
分类号
G01N33/34
主分类号
G01N33/34
代理机构
代理人
主权项
地址
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