Document Type and Number:
Japanese Patent JPS57173073
Kind Code:
U
Application Number:
JP6048881U
Publication Date:
October 30, 1982
Filing Date:
April 24, 1981
Export Citation:
International Classes:
G01R31/00; H01H35/00; H03K17/78; (IPC1-7): G01R31/00; H01H35/00
Domestic Patent References:
| JPS5449032U | 1979-04-05 |