Alvin M. Marks, Inventor With 122 Patents, Dies at 97 BlueRidgeNow.com, NC - Alvin M. Marks, a prolific inventor who held patents on polarized film for sunglasses, a 3-D moviemaking process, a generator the size of a grapefruit that ... |
Saturday, May 31, 2008
Alvin M. Marks, Inventor With 122 Patents, Dies at 97 - BlueRidgeNow.com
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