Document Type and Number:
Japanese Patent JPS63126823
Kind Code:
U
Application Number:
JP1711287U
Publication Date:
August 18, 1988
Filing Date:
February 10, 1987
Export Citation:
International Classes:
G01B11/00; G01D5/30; G01D5/36; G11B15/54; (IPC1-7): G01D5/36; G01B11/00; G11B15/54