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Shigeru Yagishita Patents |
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Inventor: Yagishita; Shigeru
Address: Yokohama, JP
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4406971 |
Color cathode ray tube having a reference white fluorescent screen |
September 27, 1983 |
| A color cathode ray tube comprises a first fluorescent part on a part of an inner surface of a face plate and said first fluorescent part imparting a luminescence of a predetermining reference white color by irradiation of electron beams; a second fluorescent part on the remained part of |
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