Document Type and Number:
Japanese Patent JPS57123369
Kind Code:
U
Application Number:
JP978581U
Publication Date:
July 31, 1982
Filing Date:
January 27, 1981
Export Citation:
International Classes:
B66F7/18; B66B9/04; F15B11/22; (IPC1-7): B66B9/04; B66F7/18; F15B11/22
Domestic Patent References:
| JP53149368B | ||||
| JP54069290B |