Document Type and Number:
Japanese Patent JPS5228796
Kind Code:
U
Application Number:
JP11541175U
Publication Date:
February 28, 1977
Filing Date:
August 21, 1975
Export Citation:
International Classes:
B25B13/46; B25B13/02; (IPC1-7): B25B13/46
Domestic Patent References:
| JPS28299Y1 | ||||
| JPS3824397Y1 |
Foreign References:
| US2618996A | 1952-11-25 | |||
| US2655064A | 1953-10-13 |