Title:
A manufacturing method of a practice ball
Document Type and Number:
Japanese Patent JP6043373
Kind Code:
B2
Inventors:
Eiji Mizuguchi
Application Number:
JP2015004232A
Publication Date:
December 14, 2016
Filing Date:
January 13, 2015
Export Citation:
Assignee:
Eiji Mizuguchi
International Classes:
A63B69/00; A63B45/00
Domestic Patent References:
| JP56056363U | ||||
| JP61042963U | ||||
| JP51021961U | ||||
| JP5029567U |
Foreign References:
| US20110190081 |
Attorney, Agent or Firm:
Tetsuya Mizogami
Susumu Yamamoto
Susumu Yamamoto