Document Type and Number:
Japanese Patent JPS4859318
Kind Code:
A
Application Number:
JP9654171A
Publication Date:
August 20, 1973
Filing Date:
November 29, 1971
Export Citation:
International Classes:
H02P1/22; G03B7/10; G05B11/26; G05B11/36; H02P7/288
Domestic Patent References:
| JP46037961A |
Foreign References:
| US3199011A | 1965-08-03 |