Tracing scope
Tracing system
Tracing tool
Track type drafting machine
Trammel adaptor for a square head
Trammel head assembly
Trammel point attachment to steel tape rule
Tri-directional tool holder
Tridimensional multifunction plotter
True trace gauge
Tube marking device and gage
Twin template cam tracker
Universal compass
Universal high speed holder
Universal measuring scriber
Universal parallel ruler device
Universal tape measure
User manipulated line marking apparatus
Vari-scale-style scriber
Vector brush