Since year 2000 in Australia
Manhole cover: T-PROOF (CS) - Australian designed, patented ( PCT/AU2006/001661) and manufactured access cover for people working in confined spaces / underground
Manhole cover: T-POOF (RF) - Australian designed and manufactured as a retrofit in under 20 minutes at existing locations with spring assist and hinged to eliminate all known injuries
Both above types ELIMINATE heavy manual handling and are for use in Critical Infrastructure, Defence, Airports, Tunnels, Subways & Metros, Councils, Municipalities, Corporations of Telecom, / Gas / Electricity / Water / Sewerage, Oil & Petroleum, Major Public Events and other
Drawings: 2D/3D/CAD/CAM/CAE. Also conversion of blueprints to AutoCAD, digitizing and archiving