Title:
【考案の名称】そろばん
Document Type and Number:
Japanese Patent JPH0720750
Kind Code:
Y2
More Like This:
Inventors:
Ono Tetsuo
Hiramatsu
Hiramatsu
Application Number:
JP5994591U
Publication Date:
May 15, 1995
Filing Date:
July 03, 1991
Export Citation:
Assignee:
Hiramatsu Co., Ltd.
International Classes:
G06C1/00; (IPC1-7): G06C1/00
Domestic Patent References:
| JP5896321A | ||||
| JP5930173U | ||||
| JP5881631U |
Attorney, Agent or Firm:
Kozaburo Mori
Next Patent: 紙なしファックス