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公开(公告)号：US1726883A
公开(公告)日：1929-09-03
申请号：US19005227
申请日：1927-05-09
Applicant: BROOKS RUFUS M
Inventor： BROOKS RUFUS M
IPC: B65H35/00
CPC classification number: B65H35/0046 , Y10T83/343 , Y10T83/4564 , Y10T83/546 , Y10T83/6548 , Y10T83/6569 , Y10T83/8753 , Y10T83/8755 , Y10T83/896
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