Document Type and Number:
Japanese Patent JPH052946
Kind Code:
B2
Inventors:
MATSUZAWA YASUO
KAWASHITA CHE
KAWASHITA CHE
Application Number:
JP16099482A
Publication Date:
January 13, 1993
Filing Date:
September 17, 1982
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G01R23/10; G01D7/00; G01P1/08; G01P3/489; H03K21/00; H03K23/00
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