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| Number | Title | Issue Date |
| 6253136 | Method and apparatus for a limp home mode The present invention provides a method and apparatus for controlling a work implement in order to enable an earth moving machine to move to a service area after a failure within an implement control system occurs. The method includes the steps of detecti... | 06/26/2001 |
| 4606411 | Self-propelled lawn aeration machine Paired, side by side sets of upper and lower wheels are connected together and driven by jack shafts pivotally mounted at respective ends to the upper and lower wheels of each set. One common shaft rotatably mounts the upper wheels, and a second shaft mou... | 08/19/1986 |
| 4481839 | Modular rocking lever for cam mechanisms The rocking lever for a cam mechanism presents a hollow box-type structure and consists of a modular base piece provided with the trunnions and with the cam follower rollers adapted to cooperate with the cams. The modular base piece presents two connectio... | 11/13/1984 |
