Inventor: Shurtleff, Blair
Inventor: Huisman, Marinus
Inventor: Head, Robert Harold, Head, Lisa Jones
Inventor: Huisman, Marinus
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Inventor: David L. Armstrong
Inventor: John W. Patterson
Inventor: Marie Louise Meilland
Inventor: John W. Patterson
Inventor: Herbert C. Swim, O. L. Weeks
Inventor: Marie Louise Meilland
Inventor: Walter E. Lammerts