Document Type and Number:
Japanese Patent JPS5158133
Kind Code:
U
Application Number:
JP13036374U
Publication Date:
May 07, 1976
Filing Date:
October 30, 1974
Export Citation:
International Classes:
B21D39/08; B21D53/02; B23K20/08; B23K28/00; (IPC1-7): B23K28/00; B21D53/02
Domestic Patent References:
| JPS478479A | ||||
| JP44003946A |
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