Document Type and Number:
Japanese Patent JPS5072218
Kind Code:
U
Application Number:
JP6901174U
Publication Date:
June 25, 1975
Filing Date:
June 12, 1974
Export Citation:
International Classes:
G10D13/02; G10D13/00; (IPC1-7): G10D13/02
Domestic Patent References:
| JPS442988Y1 | 1969-02-04 |