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...that one person who claimed to be the inventor of the television is Russian emigre Vladimir Zworykin? In 1929 David Sarnoff, founder of RCA, asked Zworykin what it would take to develop TV for commercial use. He said: a year and a half and $100,000. In reality, it took 20 years and $50 million! Before his death in 1982 at the age of 92, Zworykin said of his invention: "The technique is wonderful. It is beyond my expectations. But the programs! I would never let my children even come close to this thing."

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Class 414/379 - Bucketlike body having horizontal, reciprocable movement, and flexible strand means for driving it in at least one direction


Subclass of Class 414 - Material or article handling
Definition: Apparatus wherein the load containing portion is in the
No. of patents: 1
Last issue date: 02/04/1997


NumberTitleIssue Date
5598648Apparatus for controlling straight excavating operation with hydraulic excavator
The present invention is concerned with an apparatus for controlling a straight excavating operation with a hydraulic excavator such as a power shovel or the like machine including three working units, i.e., a boom, an arm and a bucket. When the straight ...
02/04/1997
 
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