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经营范围
发明名称
Cotton filled calender roll and method of making
摘要
申请公布号
US3383749(A)
申请公布日期
1968.05.21
申请号
US19660561217
申请日期
1966.06.28
申请人
B. F. PERKINS & SON, INC.
发明人
WILKINSON VERNON L.
分类号
D06C15/08
主分类号
D06C15/08
代理机构
代理人
主权项
地址
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