Document Type and Number:
Japanese Patent JPS5372215
Kind Code:
U
Application Number:
JP15452276U
Publication Date:
June 16, 1978
Filing Date:
November 19, 1976
Export Citation:
International Classes:
F17C7/00; F16J13/02; F16J15/10; (IPC1-7): F16J15/10; F16J13/02
Domestic Patent References:
| JPS4819215B1 | 1973-06-12 | |||
| JPS311856Y1 |