Document Type and Number:
Japanese Patent JPS5381985
Kind Code:
U
Application Number:
JP16637076U
Publication Date:
July 07, 1978
Filing Date:
December 09, 1976
Export Citation:
International Classes:
E01C23/09; B23D47/00; B28D1/04; E01C23/12; E04G23/08; (IPC1-7): B28D1/04; E01C23/12; E04G23/08
Domestic Patent References:
| JPS4731737U | 1972-12-09 |