...charts, diagrams, models, and technical drawings, including architectural plans. Such works shall include works of artistic craftsmanship insofar as their form...incorporates pictorial, graphic, or sculptural features that can be identified separately from, and are capable of existing independently of, the utilitarian...

...so holding, the Court adopted the Copyright Office's then-extant standard providing protection for "works of artistic craftsmanship, insofar as their...their mechanical or utilitarian aspects are concerned, such as artistic jewelry, enamels, glassware and tapestries . ."98 Following Mazer, courts have held...