Title:
自転公転解説器
Document Type and Number:
Japanese Patent JP4042932
Kind Code:
B2
Inventors:
Akiyama Jin
Kikuchi Nobuyuki
Kikuchi Nobuyuki
Application Number:
JP26877998A
Publication Date:
February 06, 2008
Filing Date:
September 22, 1998
Export Citation:
Assignee:
Tokai University
Tokai Education Industry Co., Ltd.
Tokai Education Industry Co., Ltd.
International Classes:
G09B27/00; A63H33/00; G09B1/18
Domestic Patent References:
| JP9509088A | ||||
| JP51063443U | ||||
| JP2024867U | ||||
| JP64078279A | ||||
| JP58118466U | ||||
| JP6001128A |
Attorney, Agent or Firm:
Kunio Iwahori