Computer software programs for solid modeling and design for the fabrication and installation of pipe fittings, valves, pumps, equipment and steel shapes for the piping industry and instructional manuals sold therewith

COMPUTER SOFTWARE PROGRAMS FOR SOLID MODELING AND DESIGN FOR THE FABRICATION AND INSTALLATION OF PIPE FITTINGS, VALVES, PUMPS, EQUIPMENT AND STEEL SHAPES FOR THE PIPING INDUSTRY AND INSTRUCTIONAL MANUALS SOLD THEREWITH