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公开(公告)号：US2947400A
公开(公告)日：1960-08-02
申请号：US76372158
申请日：1958-09-26
Applicant: INT HARVESTER CO
Inventor： MURRAY DONALD A , WHITBY JOHN H
IPC: A01F15/08
CPC classification number: A01F15/0875
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