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1.发明授权Machine and method for making edge embossed paper article and product thereof 失效制造边缘压花纸制品的机器和方法及其产品
公开(公告)号：US2729267A
公开(公告)日：1956-01-03
申请号：US29915152
申请日：1952-07-16
Applicant: HOFFMASTER COMPANY INC
Inventor： WALTON WILLIAM M
IPC: B31F1/07
CPC classification number: B31F1/07 , B31F2201/0733 , B31F2201/0782 , B31F2201/0792 , Y10T29/49936 , Y10T428/24777
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