Document Type and Number:
Japanese Patent JPS63200921
Kind Code:
U
Application Number:
JP9302887U
Publication Date:
December 23, 1988
Filing Date:
June 17, 1987
Export Citation:
International Classes:
G01R23/167; H03H17/02; H03H17/06; (IPC1-7): H03H17/02; G01R23/167