Patent US 4758880A
Patent number | US 4758880A (click link for details and documents via Google Patents) |
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Title | Video matte generator |
Inventors | Grant T. McFetridge |
Company | The Grass Valley Group, Inc. |
Filing date | 1987-03-27 |
Grant date | 1988-07-19 |
Patent number | US 4758880A (click link for details and documents via Google Patents) |
---|---|
Title | Video matte generator |
Inventors | Grant T. McFetridge |
Company | The Grass Valley Group, Inc. |
Filing date | 1987-03-27 |
Grant date | 1988-07-19 |