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Charles Kettering
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| Number | Title | Issue Date |
| 5950410 | Hydraulically powered baler plunger drive mechanism The plunger of a baler for making parallelepiped bales is driven by an extensible and retractable hydraulic actuator that is connected for oscillating a link forming a crank coupled to the plunger by a connecting link. The dimensions and locations of the ... | 09/14/1999 |