Guitar Chord Chart and Tabs in Db Standard Tuning

Co7, C°7, C dim7
Notes: C, E♭, G♭, B♭♭
x,x,10,11,10,11 (xx1213)
11,x,10,11,10,11 (2x1314)
x,9,10,8,10,x (x2314x)
x,9,10,x,10,11 (x12x34)
11,x,10,11,10,x (2x131x)
11,9,10,x,10,x (412x3x)