Document Type and Number:
Japanese Patent JPS6295875
Kind Code:
U
Application Number:
JP18778885U
Publication Date:
June 18, 1987
Filing Date:
December 04, 1985
Export Citation:
International Classes:
B21D39/04; B25B7/02; G02B6/24; (IPC1-7): B25B7/02; B21D39/04; G02B6/24
Domestic Patent References:
| JPS4942084B1 | 1974-11-13 | |||
| JP41007158A |