A printed circuit board (PCB), also called printed wiring board (PWB), is a medium used to connect or "wire" components to one another in a circuit. It
effectively in the world PWB market. Peter Sarmanian was the founder and CEO of Printed Circuit Corporation. Sarmanian's contributions to the PWB industry as a whole
System v4 UNIX Time-Sharing System v5 UNIX Time-Sharing System v6 MINI-UNIX PWB/UNIX USG CB Unix UNIX Time-Sharing System v7 (It is from Version 7 Unix (and
commercialization of Unix by AT&T Corporation in the early 1980s. V7 was originally developed for DigitalEquipmentCorporation's PDP-11 minicomputers and was