inking trough
Webster's Dictionary (GCIDE)
Inking \Ink"ing\, a. Supplying or covering with ink. [1913 Webster]
Inking roller, a somewhat elastic roller, used to spread ink over forms of type, copperplates, etc.
Inking trough or Inking table, a trough or table from which the inking roller receives its ink. [1913 Webster]