Numerous electrical-product manufacturers focus on making either AC inductors or DC power supplies. Micron Industries Corp. is one of a select group of manufacturers worldwide that produce both type of products, as well as transformers, reactors and fuse panels.

Although it’s one of the world’s largest manufacturers of construction machinery, the Liebherr Group believes strongly in decentralization.

WASHINGTON—NASA’s new Vertical Assembly Center, a 170-foot-high machine that will be used to assemble elements of the agency’s Space Launch System, is ready to weld parts for the rocket that will send humans to an asteroid and Mars.