Nonmetallic building materials Trademarks Filed in May 17, 1979
COROSPLICE
Filed: May 17, 1979
EXTRUDED MOLDING FOR JOINING TOGETHER PANELS OF PLASTIC SHEET MATERIAL USED IN CONSTRUCTION WORK
Owned by: A. H. HUMMERT SEED COMPANY
Serial Number: 73216012
DURAFOLD
Filed: May 17, 1979
Folding Portable Walls and Ceiling for Partitioning a Large Room
Owned by: Jay A. Smart Research Ltd.
Serial Number: 73216050
