Title:
【考案の名称】逆止弁
Document Type and Number:
Japanese Patent JP2546186
Kind Code:
Y2
Inventors:
Kazumasa Shibuya
Application Number:
JP6763490U
Publication Date:
August 27, 1997
Filing Date:
June 26, 1990
Export Citation:
Assignee:
Junkosha Co., Ltd.
International Classes:
F16K15/14; (IPC1-7): F16K15/14
Domestic Patent References:
| JP343514U | ||||
| JP254984U | ||||
| JP247487U |
Attorney, Agent or Firm:
Tetsuya Mori (3 others)