Environmental control apparatus Trademarks Filed in November 22, 1941
HYDRO-TREATOR

HYDRO-TREATOR

Filed: November 22, 1941
Apparatus for the Treatment of Solids Suspended in Liquids and More Particularly for Agitating and Clarifying Apparatus
Owned by: GL&V/DORR-OLIVER INC.
Serial Number: 71448821