U.S. federal trademark · Serial No. 75457904
COMPUTER SOFTWARE FOR ANALYZING AND CALCULATING ENGINEERING FUNCTIONS INVOLVING THE ASSEMBLING, DRAWING, VIEWING, ZOOMING IN ON, MEASURING, AND SECTIONING, OF TWO DIMENSIONAL AND THREE DIMENSIONAL ENGINEERING MODELS, DRAWINGS, AND ASSEMBLIES AND COMMUNICATING AND COLLABORATING WITH OTHER USERS REGARDING IDEAS, CHANGES OR NEEDS WITH RESPECT TO SUCH DRAWINGS, MODELS OR ASSEMBLIES
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