Document Type and Number:
Japanese Patent JPS55120242
Kind Code:
U
Application Number:
JP1783979U
Publication Date:
August 26, 1980
Filing Date:
February 16, 1979
Export Citation:
International Classes:
H02H7/20; G05F1/10; H02M1/00; (IPC1-7): H02H7/20; G05F1/58; H02M1/18
Domestic Patent References:
| JPS4814730U | 1973-02-19 |