Patent search ap:"GEN MOTORS RES CORP OF DAYTON" Page 1

1.

发明授权
Automatically-controlled transmission for motor vehicles 失效
Title translation: 汽车自动变速器

公开(公告)号：US1710991A

公开(公告)日：1929-04-30

申请号：US4852925

申请日：1925-08-06

Applicant: GEN MOTORS RES CORP OF DAYTON

Inventor： KETTERING CHARLES F

IPC: F16H29/08 , F16H29/22

CPC classification number: F16H29/22 , F16H29/08 , Y10T74/1506 , Y10T477/60

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