Patent search ap:("ROBERT D WREN JR") AND inv:"WREN ROBERT D JR" Page 1

1.

发明授权
Engine fuel and transmission control 失效
Title translation: 发动机燃油和变速箱控制

公开(公告)号：US3486594A

公开(公告)日：1969-12-30

申请号：US3486594D

申请日：1968-02-29

Applicant: ROBERT D WREN JR

Inventor： WREN ROBERT D JR

IPC: F02M3/04 , F02M3/045 , F16D23/00 , F02D31/00

CPC classification number: F02M3/045 , F02M3/043 , Y10T477/6437

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