Document Type and Number:
Japanese Patent JPS634221
Kind Code:
U
Application Number:
JP9819786U
Publication Date:
January 12, 1988
Filing Date:
June 26, 1986
Export Citation:
International Classes:
B23D15/08; B23D35/00; (IPC1-7): B23D35/00; B23D15/08
Next Patent: LIQUID CRYSTAL LENS