Document Type and Number:
Japanese Patent JPS6385302
Kind Code:
U
Application Number:
JP17942886U
Publication Date:
June 03, 1988
Filing Date:
November 21, 1986
Export Citation:
International Classes:
B21B19/04; (IPC1-7): B21B19/04
Domestic Patent References:
| JPS5721401A | 1982-02-04 | |||
| JPS5772708A | 1982-05-07 |