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发明名称
Calender adjunct
摘要
申请公布号
US2801439(A)
申请公布日期
1957.08.06
申请号
US19540455590
申请日期
1954.09.13
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
MEARES JOHN STANLEY
分类号
B29B7/64;B29C43/22;B29C43/24;B29C69/00
主分类号
B29B7/64
代理机构
代理人
主权项
地址
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