UPAIR

Data processing apparatus; Computer operating programs; Signalling buoys; Signalling whistles; Sonars; Electric navigational instruments; Radar apparatus; Electro-dynamic apparatus for the remote control of signals; Altimeters; Speed indicators; LED position sensors; Time recording apparatus; Filters for radio interference suppression; Vehicle traffic signals; Television cameras; Transparency projection apparatus; Surveying machines and instruments; Electric installations for the remote control of industrial operations; Battery boxes; Electric batteries