M Orttung, G Gilligan, J GaBany - US Patent 8,117,073, 2012 - Google Patents
() Nonce'SubJeCt_tO any dlsclalmeri the term Ofthls McLean VA, May 20, 2003, p. E12.
Sharkey, Joe,“Leisure activities Patent 15 extended Or adJusted under 35 are increasingly …