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公开(公告)号：US1483598A
公开(公告)日：1924-02-12
申请号：US54553522
申请日：1922-03-21
Applicant: MAURICE TRIMBLE E
Inventor： RUNNE HENRY G
IPC: B60B33/00
CPC classification number: B60B33/0002 , Y10T16/18 , Y10T16/201
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