The Collaborative International Dictionary of English v.0.48:

Drawboy \Draw"boy`\, n. (Weaving)
   A boy who operates the harness cords of a hand loom; also, a
   part of power loom that performs the same office.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Drawloom \Draw"loom`\, n.
   1. A kind of loom used in weaving figured patterns; -- called
      also drawboy.
      [1913 Webster]

   2. A species of damask made on the drawloom.
      [1913 Webster]