Diode 1141-4141 B system building block
Digital Equipment Corporation (DEC)
||Printed in solder on the back of the board along the insertion end
||Stamped into the face of the aluminum frame
||Stamped into the aluminum frame of the board
overall: 1/4 in x 4 1/2 in x 7 in
The board is surrounded by an aluminum frame and a blue plastic connector. On the solder side there is a grid lettered A-Z.