Document Type and Number:
Japanese Patent JPS4996307
Kind Code:
A
Application Number:
JP827273A
Publication Date:
September 12, 1974
Filing Date:
January 20, 1973
Export Citation:
International Classes:
F17C1/00; F16J12/00
Domestic Patent References:
| JP18003123Y1 |
Foreign References:
| US3224619A | 1965-12-21 |