Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7029072 | Modified rumble strip cutter A rumble strip cutting machine having a drum that can be shifted from one side of the machine to the other. The machine includes a piston wheel that imparts an up and down motion to the frame so that rumble strips can be cut at desired intervals as the machine is dr... | 04/18/2006 |
| 6151811 | Retractable assembly for trenchers and walk-behind power units The present invention is a walk-behind power unit stabilizing system for use on portable trenchers and other equipment. The preferred application comprises a retractable wheel assembly mounted at the rear of a trencher where the invented device is allowed... | 11/28/2000 |
| 5673757 | Ground opening device A ground opening device intended for use with agricultural apparatus is disclosed. The device has a rotatable cutting element and a mounting means. The rotatable cutting element has a cutting edge which forms a narrow groove in the ground when the cutting... | 10/07/1997 |
| 4227579 | Dike producing device The device consists of two longitudinally extending side frame members connected at one end to a diking plate and at the other end to a transverse frame member which in turn is connected to a hitch which allows the frame and diking plate pivotal movement ... | 10/14/1980 |
| 4213502 | Self tripping dammer A dammer having three legs with a foot on the end of each leg is towed behind agricultural cultivating implements. Each foot slides flat against the earth until the weight of the soil causes the dammer to rotate, at which time the dammer rotates one-third... | 07/22/1980 |
| 4155315 | Mobile spreader A mobile spreader of the type drawn by a tractor includes a hopper mounted on a roller. The roller is provided with a jarring strip which imparts a jolt to the hopper on each revolution of the roller. This jolting action prevents bridging of the material ... | 05/22/1979 |
| 4002206 | Ditcher An earthworking implement mounted on a three-point hitch of a draft vehicle with a hitch assembly. The hitch assembly has L-shaped members mounted in clamps secured to a main transverse beam. A plurality of parallel linkages movably connect a transverse t... | 01/11/1977 |
