Title:
管継手
Document Type and Number:
Japanese Patent JP4432005
Kind Code:
B2
Inventors:
Niu Hitoshi
Pine mannish
Masayoshi Sato
Pine mannish
Masayoshi Sato
Application Number:
JP30065499A
Publication Date:
March 17, 2010
Filing Date:
October 22, 1999
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
F16L21/00
Domestic Patent References:
| JP8105584A | ||||
| JP57180420U | ||||
| JP4231123A | ||||
| JP61126174U | ||||
| JP4210186A |