Document Type and Number:
Japanese Patent JPS55159447
Kind Code:
U
Application Number:
JP5743179U
Publication Date:
November 15, 1980
Filing Date:
April 28, 1979
Export Citation:
International Classes:
G06F15/02; G01B7/00; G01B7/02; (IPC1-7): G06F15/02; G01B7/02