Document Type and Number:
Japanese Patent JPS5037662
Kind Code:
A
Application Number:
JP8820773A
Publication Date:
April 08, 1975
Filing Date:
August 06, 1973
Export Citation:
International Classes:
B21B37/48; B21B1/04; B21B37/00; B22D11/12; G05D13/62; G05D15/00; (IPC1-7): B21B37/00; B21B1/04; B22D11/12; G05D15/00
Domestic Patent References:
| JP37004951A | ||||
| JPS3923416Y1 |