Environmental control apparatus Trademarks Filed in August 11, 1967
AUTOSTILL

AUTOSTILL

Filed: August 11, 1967
PORTABLE OIL REFINERY PLANTS
Owned by: HOWE-BAKER ENGINEERS, INC.
Serial Number: 72278102

WILSCO

WILSCO

Filed: August 11, 1967
UNDERGROUND PUMPING STATIONS FOR WATER AND SEWAGE
Owned by: WILSCO SALES AND ENGINEERING COMPANY
Serial Number: 72278145