Title:
Intention [to strengthen twist return of swing] practice instrument
Document Type and Number:
Japanese Patent JP6248248
Kind Code:
B2
Inventors:
Tatsuo Saito
Hiroko Uchida
Hiroko Uchida
Application Number:
JP2012066318A
Publication Date:
December 20, 2017
Filing Date:
March 05, 2012
Export Citation:
Assignee:
Uchida Sales System Co., Ltd.
Tatsuo Saito
Hiroko Uchida
Tatsuo Saito
Hiroko Uchida
International Classes:
A63B69/36; A63B23/02; A63B69/00
Domestic Patent References:
| JP2005143619A | ||||
| JP4293868B2 | ||||
| JP2007296261A | ||||
| JP3013177U | ||||
| JP52106275U |
Foreign References:
| US20100234144 | ||||
| US5360209 | ||||
| US5150897 | ||||
| DE3217426A1 | ||||
| US5306010 |