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发明名称
Composition of matter, etc.
摘要
申请公布号
US2034519(A)
申请公布日期
1936.03.17
申请号
US19320599341
申请日期
1932.03.16
申请人
R. T. VANDERBILT CO. INC.
发明人
LARSON LEON H.
分类号
D21H17/69;D21H19/40
主分类号
D21H17/69
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代理人
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