Document Type and Number:
Japanese Patent JPS5066631
Kind Code:
U
Application Number:
JP12099073U
Publication Date:
June 14, 1975
Filing Date:
October 18, 1973
Export Citation:
International Classes:
G10H1/053; G10H1/00; G10H1/055; G10H1/34; (IPC1-7): G10H1/00
Domestic Patent References:
| JP36016828A |
Foreign References:
| US2997285A | 1961-08-22 | |||
| US3093806A | 1963-06-11 |