The Patriots signed tight end Pharaoh Brown today. The 29 year old Brown was signed to the Patriots practice squad on Aug. 30. He has spent time with the Oakland Raiders (2017), Cleveland Browns (2018-19, 2022), Houston Texans (2020-22) and Indianapolis Colts (2023).  The 6-5 246 pound Brown played for Patriots offensive coordinator Bill O’Brien in Houston in 2020 so he is familiar with O’Brien and the system. The team…