Title:
オーガ回転駆動装置用変速装置
Document Type and Number:
Japanese Patent JP4612937
Kind Code:
B2
Inventors:
Yoichi Shibayama
Akira Iwakura
Akira Iwakura
Application Number:
JP2000202169A
Publication Date:
January 12, 2011
Filing Date:
July 04, 2000
Export Citation:
Assignee:
Nippon Vehicle Manufacturing Co., Ltd.
International Classes:
E21B7/00; E21B3/00; E21B3/02; E21B44/04
Domestic Patent References:
| JP7259100A | ||||
| JP11131472A | ||||
| JP63145986U | ||||
| JP63145987U | ||||
| JP4049271Y2 | ||||
| JP3029587U | ||||
| JP8210069A |
Attorney, Agent or Firm:
Takashi Tomizawa
Ikuo Yamanaka
Akika Okado
Makoto Okuda
Ikuo Yamanaka
Akika Okado
Makoto Okuda