US9280588B2
патент
O Related U.S. Application Data (63) Continuation of application No. 13/118,970, filed on May 31, 2011, now Pat. No. 8,954,427. (60) Provisional application No. 61/380,613, filed on Sep. 7, 2010.
Притязаний: 17. Знаков текста: 93 148.