Magnetic contacts; Magnetic Contacts for use in Security Systems; Magnetic Contacts and Sensors for Metal Doors, Gates, Shock and Seismic Sensors, Panic switches, Glass break Sensors and Fences; Switch Units Incorporating Magnetic Contacts; Magnetically Actuated Reed Switches for use in Industrial Position Sensing Units, in Industrial Position Controlling Apparatuses, and in Electrical Cables
Electrical and Scientific Apparatus