Title:
Drain valve device
Document Type and Number:
Japanese Patent JP6104622
Kind Code:
B2
Inventors:
Kohei Kitagawa
Application Number:
JP2013018058A
Publication Date:
March 29, 2017
Filing Date:
February 01, 2013
Export Citation:
Assignee:
Nippon Alpha Co., Ltd.
International Classes:
E03C1/23; E03C1/22
Domestic Patent References:
| JP2003247252A | ||||
| JP2007247352A | ||||
| JP2008079966A | ||||
| JP7216953A |
Foreign References:
| US20100325792 |
Attorney, Agent or Firm:
Mitsuhiro Kato