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Actor Marlon Brando has four patents, all named "Drumhead tensioning device and method."
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| Number | Title | Issue Date |
| 4856148 | Differential ginning process and apparatus Differential ginning is achieved by modifications to conventional saw-type ginning including, providing a saw gang including at least two saw sections each including at least one saw blade, conveying of material to be ginned (e.g. seed cotton) successivel... | 08/15/1989 |
