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发明名称
HONEYCOMB ROLL ASSEMBLY FOR TREATING PAPER WITH FELTS
摘要
申请公布号
US3589033(A)
申请公布日期
1971.06.29
申请号
USD3589033
申请日期
1969.02.26
申请人
METAL-TECH INC.
发明人
EDWARD T. BRYAND
分类号
D21F1/32;D21F3/10;D21F5/02;F26B13/16;(IPC1-7):F26B25/20
主分类号
D21F1/32
代理机构
代理人
主权项
地址
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