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William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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Forrester, Matthew Charles - Forsbach, Heinz-PeterForsbach, Michael - Forsberg, Sven T.Forsberg, Tommy - Forsgren, Ernst ErikForsgren, Johan - Forsman, BarleyForsman, Barley A. - Forssten, AnnetteForssten, Camilla Sofia - Forster, David C.Forster, David Charlton - Forster, Kevin G.Forster, Kevin George - Forster, Timothy WilliamForster, Ulrich - Forsyth, David SeanForsyth, Don - Forsythe, Elizabeth A.Forsythe, Eric - Fort, JacquesFort, James H. - Forte, NissimForte, Paolo - Forth, AndrewForth, Bradford J. - Fortier, LucFortier, Luc Y. - Fortin, John KevinFortin, John Lewis - Fortmann, JensFortmann, Kathy Lynn - Fortuin, Henricus M.Fortuin, Johannes M. H. - Fortune, Duane DonaldFortune, Erik - Forzan, MicheleForzani, Erica - Foseide, KnutFösel, Stefan - Fosnes, Gregory A.Fosness, Donald Edson - Foss, UweFoss, Victoria Ann - Fossheim, Gregory H.Fossheim, Kristian - Foster, Anthony A.Foster, Anthony P. - Foster, Clifton L.
Foster, Clive Edwin - Foster, Dwight R.Foster, Earl Stanley - Foster, GilbertFoster, Glen - Foster, Jimmy G.Foster, J. Mark - Foster, LindaFoster, Linda C. - Foster, NigelFoster, Nigel J. - Foster, Robert A.Foster, Robert Al - Foster, Stephen R.Foster, Stephen Richard - Foster, William J.Foster, William K. - Fotescu, LeonidaFotev, Krassimir - Fotino, William A.Fotinos, Nicephoros A. - Foubert, PhilippeFoubert, Roland A. - Foucu, ThierryFouda, Aly E. - Foukes, RichardFoukes, Richard J. - Foulletier, LouisFoullois, Bernhard - Fountain, MarcFountain, Mark - Fourcadier, Chantal S.Fourcand, Serge - Fourman, CliveFourman, Clive M - Fournier, Albert J.Fournier, Allan P. - Fournier, JeanFournier, Jean-Claude - Fournier, Ronald L.Fournier, Scott A. - Fourtillan, J-BernardFourtillan, Jean-Bernard - Foutch, Wendal L.Foutrakis, George N. - Fowler, A. FrederickFowler, Alan B. - Fowler, Debbie L.Fowler, Deborah A. - Fowler, James M.
