Document Type and Number:
Japanese Patent JPS4975707
Kind Code:
U
Application Number:
JP12007172U
Publication Date:
July 01, 1974
Filing Date:
October 19, 1972
Export Citation:
International Classes:
E02D7/18; E02D13/10; (IPC1-7): E02D7/18; E02D13/10
Domestic Patent References:
| JPS409487Y1 |