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Inventor: Hoekstra, Folkert
Inventor: Hoekstra, Folkert
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Inventor: Villegas, Marvin Gonzalez
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Inventor: Jimenez, Francisco Emiliano Corrales
Inventor: Skotak, Jr., Chester
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Inventor: Ulate, William Vasquez
Inventor: Villegas, Marvin Gonzalez
Inventor: Skotak, Jr., Chester
Inventor: Skotak, Jr., Chester
Inventor: Benetka, Vojtech
Inventor: Benetka, Vojtech