Title:
【発明の名称】掃除口付き二層管継手
Document Type and Number:
Japanese Patent JP3065884
Kind Code:
B2
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Inventors:
Hiroshi Nishino
Yoshiro Koyama
Yoshiro Koyama
Application Number:
JP7896094A
Publication Date:
July 17, 2000
Filing Date:
April 18, 1994
Export Citation:
Assignee:
Mitsubishi Plastics Co., Ltd.
International Classes:
E03C1/12; F16L39/00; F16L45/00; (IPC1-7): F16L39/00; E03C1/12; F16L45/00
Domestic Patent References:
| JP6117001A | ||||
| JP782771A | ||||
| JP411131A | ||||
| JP339692U | ||||
| JP468515B2 | ||||
| JP444954Y2 | ||||
| JP608230Y2 |