Ampco-Pittsburgh Corporation Trademarks
EXPANDO
Filed: August 3, 1978
Expandable Metal Pans to Receive and Seal the Lower Ends of Pipe Piling and for Expandable Metal Couplings for Connecting…
Owned by: Ampco-Pittsburgh Corporation
Serial Number: 73180916
ROUND TIGHT
Filed: October 7, 1982
Metal Boot Plates, Pans and Couplings Used in Pile Driving and as Footings in the Building and Construction Industries
Owned by: Ampco-Pittsburgh Corporation
Serial Number: 73399672
