Portable surveillance systems and security checkpoints comprising passive millimeter wave imaging systems, namely, passive millimeter wave sensors and computer hardware and downloadable and recorded software for image processing; weapons and concealed object detection systems composed primarily of passive millimeter wave sensors, video cameras, and downloadable and recorded computer software; passive millimeter wave technology products for use in the fields of security, loss prevention, asset protection and navigation, namely, passive millimeter wave sensors, hand-held scanners, radiometers, body scanners and object scanners; body scanners for use in the fields of security, loss prevention, asset protection and navigation; object scanners for use in the fields of security, loss prevention, asset protection and navigation
Electrical and Scientific Apparatus