Exchange Carriers Standards Association, Inc. Trademarks
ECSA
Filed: January 16, 1984
Association Services-Namely, Promoting the Interests of Member Wireline Exchange Carriers with Respect to Technical and…
Owned by: Exchange Carriers Standards Association, Inc.
Serial Number: 73461102
ECSA
Filed: October 17, 1991
association services; namely, promoting the interests of member wireline exchange carriers with respect to technical and…
Owned by: Exchange Carriers Standards Association, Inc.
Serial Number: 74212805
