Document Type and Number:
Japanese Patent JPS50143007
Kind Code:
U
Application Number:
JP5522674U
Publication Date:
November 26, 1975
Filing Date:
May 15, 1974
Export Citation:
International Classes:
H02J7/14; H02P9/00; H02P9/48; (IPC1-7): H02P9/00; H02J7/14
Domestic Patent References:
| JP40004981A | ||||
| JP40017726A |
Foreign References:
| US3230442A | 1966-01-18 |