Patent search ap:("JOHN WADE EDWARD" OR "WILLIAM JACOBS GEORGE") AND inv:"JOHN WADE EDWARD" Page 1

1.

发明授权
Variable-speed gearing for motor road and other vehicles 失效
Title translation: 变速齿轮用于马达路和其他车辆

公开(公告)号：US1450999A

公开(公告)日：1923-04-10

申请号：US54685322

申请日：1922-03-25

Applicant: JOHN WADE EDWARD , WILLIAM JACOBS GEORGE

Inventor： JOHN WADE EDWARD , WILLIAM JACOBS GEORGE

IPC: F16H63/38 , G05G5/00 , G05G5/06

CPC classification number: G05G5/00 , F16H63/38 , G05G5/06 , Y10T74/20085

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