Document Type and Number:
Japanese Patent JPS4851013
Kind Code:
U
Application Number:
JP9473771U
Publication Date:
July 03, 1973
Filing Date:
October 14, 1971
Export Citation:
International Classes:
B61B13/00; (IPC1-7): B61B13/00
Domestic Patent References:
| JP37011180A | ||||
| JPS381818Y1 |