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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 111/7.3 - Work operated valve


Subclass of Class 111 - Planting
Definition: Devices having a fluid control valve operated solely by
No. of applications: 1
Last issue date: 08/25/2011


Application No.Application TitleIssue Date
20110203500DEVICE FOR PLACING MATERIAL ON OR BENEATH THE SOIL SURFACE
A device for treating soil, in an exemplary embodiment, includes a soil contact head, with the soil contact head having at least one discharge orifice therein, a handle attached to the soil contact head, a discharge valve in fluid communication with said at least one di...
08/25/2011
 
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