C06F 3/02

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
7540889 Production of a refinery feedstock from soaps produced during a chemical pulping processJul 11, 06Jun 02, 09Bluekey Energy Inc.
4459131 MatchSep 23, 82Jul 10, 84Not available
4208189 Match splints and matches made therewithFeb 23, 79Jun 17, 80WILKINSON SWORD LIMITED
4205958 Method for the manufacture of matchesFeb 23, 79Jun 03, 80WILKINSON SWORD LIMITED
4200437 Method for the manufacture of matchesFeb 23, 79Apr 29, 80WILKINSON SWORD LIMITED