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公开(公告)号：US2124565A
公开(公告)日：1938-07-26
申请号：US71384034
申请日：1934-03-03
Applicant: ALUMINUM CO OF AMERICA
Inventor： GOLL FRANK D , WAREHAM JAMES K
IPC: B65D25/20
CPC classification number: B65D7/045 , Y10S220/01
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