Document Type and Number:
Japanese Patent JPS5376834
Kind Code:
U
Application Number:
JP15919876U
Publication Date:
June 27, 1978
Filing Date:
November 30, 1976
Export Citation:
International Classes:
G03D7/00; (IPC1-7): G03D7/00
Domestic Patent References:
| JPS497011U | 1974-01-22 | |||
| JPS497011A | 1974-01-22 |