Document Type and Number:
Japanese Patent JPS51122633
Kind Code:
U
Application Number:
JP6094475U
Publication Date:
October 05, 1976
Filing Date:
May 06, 1975
Export Citation:
International Classes:
G03B19/18; G03B23/02; G03B31/00; (IPC1-7): G03B31/00; G03B23/02
Domestic Patent References:
| JPS509426A | 1975-01-30 |
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