Title:
【発明の名称】排水管接続用パッキン
Document Type and Number:
Japanese Patent JP3068042
Kind Code:
B2
Inventors:
Noriatsu Kojima
Application Number:
JP26634497A
Publication Date:
July 24, 2000
Filing Date:
September 30, 1997
Export Citation:
Assignee:
Noriatsu Kojima
International Classes:
F16L17/00; F16L21/02; (IPC1-7): F16L21/02; F16L17/00
Domestic Patent References:
| JP1269789A |
Attorney, Agent or Firm:
Hidehiko Okada (1 outside)