Document Type and Number:
Japanese Patent JPS51101141
Kind Code:
U
Application Number:
JP1953575U
Publication Date:
August 13, 1976
Filing Date:
February 12, 1975
Export Citation:
International Classes:
G03D13/00; G03C3/00; (IPC1-7): G03C3/00
Domestic Patent References:
| JPS5011430A | 1975-02-05 |