Document Type and Number:
Japanese Patent JPS62152284
Kind Code:
U
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Application Number:
JP4072786U
Publication Date:
September 26, 1987
Filing Date:
March 19, 1986
Export Citation:
International Classes:
G01V7/02; (IPC1-7): G01V7/02
Domestic Patent References:
| JPS60230080A | 1985-11-15 | |||
| JPS4718578A | ||||
| JPS57125163A | 1982-08-04 | |||
| JPS60172686A | 1985-09-06 |