Title:
【発明の名称】管継手修繕方法
Document Type and Number:
Japanese Patent JP3065723
Kind Code:
B2
Inventors:
Katsumi Doi
Kazuo Ohmori
Kazuo Ohmori
Application Number:
JP20165291A
Publication Date:
July 17, 2000
Filing Date:
August 12, 1991
Export Citation:
Assignee:
OSAKA GAS CO.,LTD.
International Classes:
F16L55/16; (IPC1-7): F16L55/16
Domestic Patent References:
| JP612995A | ||||
| JP56148187U |
Attorney, Agent or Firm:
Shuichiro Kitamura