Title:
斜面用キャリア装置
Document Type and Number:
Japanese Patent JP4652522
Kind Code:
B2
Inventors:
Norio Otsubo
Application Number:
JP2000129567A
Publication Date:
March 16, 2011
Filing Date:
April 28, 2000
Export Citation:
Assignee:
Toyo Trading Co., Ltd.
Ohmic Co., Ltd.
Ohmic Co., Ltd.
International Classes:
E21B7/04; E21B15/00; E21B7/02; E21B19/08
Domestic Patent References:
| JP11030089A | ||||
| JP11006385A | ||||
| JP2042995U |
Attorney, Agent or Firm:
Hisashi Izumi