Document Type and Number:
Japanese Patent JPS5155510
Kind Code:
U
More Like This:
Application Number:
JP12814274U
Publication Date:
April 28, 1976
Filing Date:
October 23, 1974
Export Citation:
International Classes:
E01B29/10; (IPC1-7): E01B29/10
Domestic Patent References:
| JPS5041608U | 1975-04-26 |