Document Type and Number:
Japanese Patent JPS5064417
Kind Code:
U
Application Number:
JP12062573U
Publication Date:
June 11, 1975
Filing Date:
October 16, 1973
Export Citation:
International Classes:
E01F9/524; E01F9/553; E01F9/576; (IPC1-7): E01F9/06
Domestic Patent References:
| JPS3813742Y1 | ||||
| JP38003057A |