NATIONAL ENGINEERING COMPANY Trademarks
SCREEN MASTER
Filed: May 1, 1956
VIBRATING SCREEN AND MAGNETIC SEPARATOR FOR SCREENING DRY MATERIALS
Owned by: NATIONAL ENGINEERING COMPANY
Serial Number: 72007451
MOLDER'S HELPER
Filed: May 1, 1956
ELEVATING AERATOR FOR SAND
Owned by: NATIONAL ENGINEERING COMPANY
Serial Number: 72007452
