Actors
Artists
Composers
Filmmakers
Royalty
Musicians and singers
Philosophers
Politicians
Scientists
Sportspersons
Theologians
Writers
Others
See also: List of people by nationality Sc
... is covered by US patents 3,726,146 (1973) and 5,353,655 (1994) by L.A. Mishler and US patent 5,800,311 (1998) by P.S.Chuang. External links www.gyrotwister.de ...