Title:
管路接続工法
Document Type and Number:
Japanese Patent JP4156106
Kind Code:
B2
Inventors:
Shinichi Akiyama
Takao Yoshii
Takao Yoshii
Application Number:
JP33712098A
Publication Date:
September 24, 2008
Filing Date:
November 27, 1998
Export Citation:
Assignee:
Tokyo Gas Co., Ltd.
International Classes:
F16L43/00; F16L1/024; F16L47/02
Domestic Patent References:
| JP8247373A | ||||
| JP7332573A | ||||
| JP5164286A | ||||
| JP5180386A | ||||
| JP9254251A | ||||
| JP11287382A |
Attorney, Agent or Firm:
Nobujun Kobashi