Patent search ap:("GEN MOTORS CORP") AND inv:"DITMER CLYDE A" Page 1

1.

发明授权
Variable pitch propeller and oil reservoir therefor 失效
Title translation: 可变螺距螺旋桨及油藏

公开(公告)号：US2891627A

公开(公告)日：1959-06-23

申请号：US48592155

申请日：1955-02-03

Applicant: GEN MOTORS CORP

Inventor： DITMER CLYDE A , HIRSCH RICHARD A

IPC: B64C11/40

CPC classification number: B64C11/40

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