Document Type and Number:
Japanese Patent JPS52138707
Kind Code:
U
Application Number:
JP4839876U
Publication Date:
October 21, 1977
Filing Date:
April 16, 1976
Export Citation:
International Classes:
H01H21/00; G11B15/10; H01H13/14; (IPC1-7): G11B15/10; H01H13/14
Domestic Patent References:
| JP49126413B |