The San Francisco 49ers have announced the signing of seven players to their practice squad, all of whom were in camp with them this summer. Teams can now carry up to 10 players on their practice squads.Following are the seven players announced thus far:Offensive tackle Carter Bykowski, tight end Asante Cleveland, receiver Lance Lewis, defensive lineman Lawrence Okoye, nose tackle Mike Purcell and linebackers Shayne Skov and Chase Thomas.The San Francisco Chronicle also reports the 49ers will sign former Green Bay Packers offensive lineman John Fullington to the practice squad.