May 22 - At the Colonial Open golf tournament, LPGA champion Annika Sörenstam became the first woman in 58 years to compete in a men's professional golf tournament.
... friction.
The device 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.
Externa ...