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发明名称
DUAL WIRE PAPER FORMING APPARATUS AND SUCTION BOX THEREFOR
摘要
申请公布号
US3438854(A)
申请公布日期
1969.04.15
申请号
USD3438854
申请日期
1964.10.29
申请人
TIME INC.
发明人
JOHN A. MEANS
分类号
D21F1/52;D21F9/00;(IPC1-7):D21G9/00;D21F9/02
主分类号
D21F1/52
代理机构
代理人
主权项
地址
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