Document Type and Number:
Japanese Patent JPH02148798
Kind Code:
U
Application Number:
JP5673389U
Publication Date:
December 18, 1990
Filing Date:
May 17, 1989
Export Citation:
International Classes:
B23K37/00; B23K1/18; B23K33/00; B23K37/02; B23K37/06; (IPC1-7): B23K37/00; B23K33/00; B23K37/02; B23K37/06
Domestic Patent References:
| JP60188288B | ||||
| JPS5949080B2 | 1984-11-30 |