Document Type and Number:
Japanese Patent JPS6442736
Kind Code:
U
Application Number:
JP13549387U
Publication Date:
March 14, 1989
Filing Date:
September 07, 1987
Export Citation:
International Classes:
B21D43/05; B30B15/00; (IPC1-7): B21D43/05; B30B15/00
Domestic Patent References:
| JPS5861332U | 1983-04-25 | |||
| JPS5915621U | 1984-01-30 |