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Robert R. Wiliamson — 1 Patent

SMSuper Sack Mfg.: 1 patents #11 of 12Top 95%

Dallas, TX: #4,358 of 7,543 inventorsTop 60%

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Patent #	Title	Co-Inventors	Date
5244281	Static controlled collapsible receptacle	Norwin C. Derby	1993-09-14