Get Premium for free!
7 Sep 2017
Dr. Patrick J. Hanratty developed PRONTO, the first commercial numerical-control programming system.
Ivan Sutherland created SKETCHPAD, which demonstrated the basic principles and feasibility of computer technical drawing.
Ken Versprille, invented NURBS for his Ph.D. thesis, which formed the basis of modern 3D curve and surface modeling.
The introduction of the first IBM PC in 1981 set the stage for the large-scale adoption of CAD.
John Walker and Dan Drake released AutoCAD, the first significant CAD program for the IBM PC.
AutoCAD, a simple 2D drafting program grew to become the world’s most popular CAD program.
About & Feedback