49ers re-sign offensive guard Al Netter

Less than a month after waiving him, the 49ers have re-signed offensive guard Al Netter, the club said Monday. The 24-year-old Netter has had stints on the 49ers’ practice squad in each of the last two seasons. He also spent time on the Titans’ practice squad in 2013. A Northwestern product, the 6-foot-6, 310-pound Netter…