Title:
【考案の名称】陸上競技場等のトラックまたはコートの構造
Document Type and Number:
Japanese Patent JP2562438
Kind Code:
Y2
Inventors:
Sanae Okada
Application Number:
JP7112791U
Publication Date:
February 10, 1998
Filing Date:
August 09, 1991
Export Citation:
Assignee:
Nissho Sports Co., Ltd.
International Classes:
A63K1/00; E01C13/00; (IPC1-7): E01C13/00; A63K1/00
Domestic Patent References:
| JP2282505A |
Attorney, Agent or Firm:
Kenji Shoji