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U.S. PatentMethod for directing and executing certified trading interests, (co-invented with Henri Waelbroeck, Fred J. Federspiel), U.S. Patent Number 7428506, issued September 23, 2008. . |
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U.S. PatentMethod for directing and executing certified trading interests, (co-invented with Henri Waelbroeck, Fred J. Federspiel), U.S. Patent Number 7428506, issued September 23, 2008. . |
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