This B250 module has two plastic extraction handles. Below the handles on the component side there are three round inspection stamps. "FLIP CHIP" is printed in silver underneath the right exction handle on the component side. On the circuit side "FM MODULE B50 D" is printed on the left edge. Each handle is held in place with two rivets.
Digital Equipment Corporation (DEC)
Found stamped in white of faces of both extraction handles
Found printed in white on top of some black rectangular compontents
SPRAGUE 6910 DEC7440
Stamped in black on blue rectangular components
Oriented flat with extraction handles pointed away from viewer.