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| All Patents in class 198/689.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,756,912 | Sep. 04, 1973 | S.C. Rooney | Conveyor mechanism for transferring paper web | printer | |
| 4,719,721 | Jan. 19, 1988 | L.E. Stump | Conveyor bed assembly and vacuum platen | belt sanders | |