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公开(公告)号：US1455948A
公开(公告)日：1923-05-22
申请号：US46756921
申请日：1921-05-07
Applicant: SAVILLE WHITING
Inventor： SAVILLE WHITING
IPC: B62K25/16
CPC classification number: B62K25/16 , B62K2201/04 , B62K2201/06
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