Extension Technology Corp. Trademarks
LD-LAN
Filed: June 15, 1992
computer hardware and software products designed to build low-cost computer networks with no distance limit
Owned by: Extension Technology Corp.
Serial Number: 74285117
LD-LAN
Filed: July 28, 1993
computer hardware and software products designed to link or extend local area networks over long distance public networks…
Owned by: Extension Technology Corp.
Serial Number: 74417805
