...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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| Number | Title | Issue Date |
| 7232050 | Manually actuated fastener driver with fastener cap reservoir and advancement mechanism The invention provides a manually actuated fastener driver device having a fastener cap reservoir disposed in proximity to the driver of the device and a cap advancement mechanism. Upon each actuation, the device delivers a cap and fastener to a work surface, for ex... | 06/19/2007 |
| 6145725 | Fastener driver cap feeder assembly A fastener cap assemblage comprising multiple fastener caps, as used with fasteners such as nails, screws or tacks, held in a fixed relationship to one another and adapted to be held and moved through a guide to a specified position where they may receive... | 11/14/2000 |