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Alvin M. Marks, Inventor With 122 Patents, Dies at 97 |
| Published at 31 May 2008, 19:10 GMT |
Mr. Marks held patents on polarized film for sunglasses, a 3-D moviemaking process and a generator the size of a grapefruit that could produce enough electricity for a house. 
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Nytimes.com news - Technology |
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