Title:
管継手方法及び管継手構造
Document Type and Number:
Japanese Patent JP4004495
Kind Code:
B2
Inventors:
Yasushi Maenishi
Application Number:
JP2004297571A
Publication Date:
November 07, 2007
Filing Date:
October 12, 2004
Export Citation:
Assignee:
Water Supply Technology Development Corporation
International Classes:
F16L21/08; F16L21/04
Domestic Patent References:
| JP4062987U |
Attorney, Agent or Firm:
Shuichiro Kitamura