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公开(公告)号：US1424502A
公开(公告)日：1922-08-01
申请号：US47044521
申请日：1921-05-17
Applicant: SAID MCLENDON
Inventor： MCLENDON OLIVER P , SMITH HARRY G
IPC: B61D25/00
CPC classification number: B61D25/00 , Y10T16/381 , Y10T292/0815 , Y10T292/307
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