Patent US 4319266A: Difference between revisions
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|Number=4319266A | |Number=4319266A | ||
|Title=Chroma keying system | |Title=Chroma keying system | ||
|Company= | |Company=Grass Valley Group | ||
|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 | ||
}} | }} | ||
Revision as of 08:55, 31 August 2021
| Patent number | US 4319266A (click link for details and documents via Google Patents) |
|---|---|
| Title | Chroma keying system |
| Inventors | Richard S. Bannister |
| Company | Grass Valley Group |
| Filing date | 1980-12-19 |
| Grant date | 1982-03-09 |