Document Type and Number:
Japanese Patent JPS4730372
Kind Code:
U
Application Number:
JP3385571U
Publication Date:
December 06, 1972
Filing Date:
April 28, 1971
Export Citation:
International Classes:
B66C23/68; B66C23/42; (IPC1-7): B66C23/42
Foreign References:
| DE1233552U | ||||
| US3047160A | 1962-07-31 | |||
| US3154199A | 1964-10-27 |