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公开(公告)号：US1432376A
公开(公告)日：1922-10-17
申请号：US51935121
申请日：1921-12-02
Applicant: LOUIS WOLFF
Inventor： LOUIS WOLFF
IPC: B62K25/08
CPC classification number: B62K25/08 , B62K2201/04
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