Banknote validator

Battery powered programmable remote switch controller

Battery powered remote switch controller

Battery supply control unit

Battery-spark and reverse polarity protection method and...

Bi-stable electromagnetic device

Biasing and fast degaussing circuit for magnetic materials

Bistable contactor drive circuit

Bistable relay circuit

Bistable relay circuit

Boost voltage power supply for vehicle control system

Brake transmission shift interlock and park lock system

Branching unit for submarine systems

Bridge rectifier for selectively providing a full-wave or a half

Broken rail detecting track circuits

Bulk degausser

Bulk degausser with fixed arrays of magnet poles

Bulk erase tool for erasing perpendicularly recorded media

Bulk tape eraser

Bulk tape eraser with rotating magnetic field