polygraph machine

Every operative admits that infidelity runs rampant in their line of work even before George hooks each up to a polygraph machine.

According to trial testimony, they had hooked her up to a polygraph machine and blitzed her with questions after she found the clothes.

The vintage polygraph machine was packed up to be returned to its Brooklyn home.

A polygraph machine could be used for risk management.

There are plenty of fun gadgets to see, like a polygraph machine in a briefcase and a communication device disguised as a tobacco pipe, used in the 1960s.