The patent number is located on the bottom plastic piece where the connector pins are held.
Located on both of the circuit boards on each module.
The drawing number is located on the blue plaque on the side of the module.
overall: 6 3/8 in x 2 in x 1 in
The record contains 4 modules with the same drawing number and 63PW514 number. They all have blue metal sides and a clear handle with a black band and a grey band. There are 18 connector pins at the bottom of the object. There are two circuit boards on each side comprised of various components and wires. The serial numbers are found on both the blue plaque and the handle of each module. The manufacturer of the bottom plastic piece "Continental" is located on the bottom where the connector pins are. "TX-2 Cascode" is stamped on both circuit boards on each module.