Document Type and Number:
Japanese Patent JPS5072405
Kind Code:
A
Application Number:
JP12195873A
Publication Date:
June 16, 1975
Filing Date:
October 30, 1973
Export Citation:
International Classes:
E02D5/80; (IPC1-7): E02D5/80
Foreign References:
| SU252931A1 | ||||
| SU301404A1 |