Columbia Steel Casting Co., Inc. Trademarks
COLUMBIA ENGINEERING WORKS
Filed: October 24, 1994
machine shop services, namely machining and fabricating of metalware parts for others
Owned by: Columbia Steel Casting Co., Inc.
Serial Number: 74589416
DOGBONE
METAL CHAINS FOR DRAGLINES AND METAL DRAGLINE CHAIN LINKS
Owned by: Columbia Steel Casting Co., Inc.
Serial Number: 76181446