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发明名称
Method of and mold for forming cellulose sponges
摘要
申请公布号
US2329239(A)
申请公布日期
1943.09.14
申请号
US19400349391
申请日期
1940.08.02
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
BANIGAN THOMAS F.
分类号
B29C44/00
主分类号
B29C44/00
代理机构
代理人
主权项
地址
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