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| Patents for Fred J. Machovec | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,859,461 | Nov. 11, 1958 | F.J. Machovec | Sweeper drive and adjustment construction | |
 | 2,915,853 | Dec. 08, 1959 | F.J. Machovec | Portable mower conditioning unit | |