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 |
| 6116351 | Multiple section reversible plough A reversible plough to be towed behind a propelling vehicle has a forward section with a number of pairs of reversible plough bodies and a rear section also having a number of reversible plough bodies. The forward section and rear section are coupled toge... | 09/12/2000 |
| 5873229 | Coupling arrangement A coupling arrangement includes an inverted u-shaped frame having opposite legs joined by a transverse bight portion. The lower draft links of a tractor three-point hitch are connected to lower ends of the legs of the frame for pivoting about a horizontal... | 02/23/1999 |
| 5713421 | Reversible plough/seed preparation device combination An integrated combination of a reversible plow and a soil preparation device which includes a headstock, a carrying beam, a carrying arm mounted at one end of the combination, and at its other end having a swivel mounting. The carrying beam is mounted on ... | 02/03/1998 |
| 5685378 | Multiple section reversible plough A reversible plough (10) which is intended to be mounted on and towed behind a propelling vehicle, and which comprises a forward section (11) with reversible plough bodies, a rear section (13), and an intermediate wheel supported section (12, 112) which s... | 11/11/1997 |
| 5400859 | Bidirectional plow with rotatable tool bar A main frame is secured to a tractor for towing wherein the main frame is tilted as the tractor tilts to one side or the other of the path of travel. A ball and socket joint suspends the tool bar by its central portion from the main frame so that the tool... | 03/28/1995 |
| 4896731 | Reversible semi-mounted plow with a lockable articulation A multifurrow reversible semi-mounted plough comprising a large number of plough-bodies fixed on a beam. The beam is constituted by at least two elements (12) connected two by two via an articulation (13) about an axis (16), horizontal in the working posi... | 01/30/1990 |
