Patent US 4319266A: Difference between revisions
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|Number=4319266A | |Number=4319266A | ||
|Title=Chroma keying system | |Title=Chroma keying system | ||
|Company=Grass Valley Group | |Company=The Grass Valley Group, Inc. | ||
|Inventors=Richard S. Bannister | |Inventors=Richard S. Bannister | ||
|Filing date=1980-12-19 | |Filing date=1980-12-19 | ||
|Grant date=1982-03-09 | |Grant date=1982-03-09 | ||
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Latest revision as of 10:11, 31 August 2021
Patent number | US 4319266A |
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Title | Chroma keying system |
Inventors | Richard S. Bannister |
Company | The Grass Valley Group, Inc. |
Filing date | 1980-12-19 |
Grant date | 1982-03-09 |
Cites |