Document Type and Number:
Japanese Patent JPS51141416
Kind Code:
U
Application Number:
JP6235275U
Publication Date:
November 15, 1976
Filing Date:
May 08, 1975
Export Citation:
International Classes:
G03B11/00; G03B17/12; G03B17/18; H04N5/235; (IPC1-7): H04N5/24; H04N5/26
Domestic Patent References:
| JPS4920422U | 1974-02-21 | |||
| JPS5011028A | 1975-02-04 | |||
| JPS443904Y1 | 1969-02-13 |
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