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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02133603
Kind Code:
U
Application Number:
JP4225789U
Publication Date:
November 06, 1990
Filing Date:
April 10, 1989
Export Citation:
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International Classes:
G01B5/02; (IPC1-7): G01B5/02
Domestic Patent References:
JPS58202801A1983-11-26
JPS5387757A1978-08-02
JPS5979101A1984-05-08



 
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