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公开(公告)号：US1472046A
公开(公告)日：1923-10-30
申请号：US54677422
申请日：1922-03-25
Applicant: CANTRELL ADDIE E
Inventor： CANTRELL ADDIE E
CPC classification number: F16N3/04 , B65D47/249 , Y10T137/87981
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