Document Type and Number:
Japanese Patent JPS5078326
Kind Code:
A
Application Number:
JP12577973A
Publication Date:
June 26, 1975
Filing Date:
November 08, 1973
Export Citation:
International Classes:
G03B31/00; G03B31/02; (IPC1-7): G03B31/02
Domestic Patent References:
| JPS509426A | 1975-01-30 |