Document Type and Number:
Japanese Patent JPS5287858
Kind Code:
U
Application Number:
JP17598275U
Publication Date:
June 30, 1977
Filing Date:
December 25, 1975
Export Citation:
International Classes:
F16L17/00; F16L17/02; (IPC1-7): F16L17/02
Domestic Patent References:
| JPS3933516Y1 | ||||
| JPS4512688Y1 | 1970-06-02 | |||
| JPS4827846A | 1973-04-12 |
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