Environmental control apparatus Trademarks Filed in March 18, 1977
SUP-EX
Filed: March 18, 1977
VENTILATING SYSTEM CONTAINED IN A PACKAGE OF FANS, MOTORS, CONTROLS AND DUCTWORK SPECIFICALLY DESIGNED TO EXHAUST CONTAMINATED…
Owned by: LDI MFG. CO., INC.
Serial Number: 73101249
HYDRO-SONIC
Filed: March 18, 1977
APPARATUS FOR CLEANING OF POLLUTED GASES BY LIQUID SCRUBBING
Owned by: LONE STAR STEEL COMPANY
Serial Number: 73119793
WATEROUS
Filed: March 18, 1977
FIRE HYDRANTS AND REPLACEMENT PARTS AND REPAIR PARTS THEREFOR
Owned by: AMERICAN CAST IRON PIPE COMPANY
Serial Number: 73119809
HYDRO SONIC
Filed: March 18, 1977
APPARATUS FOR CLEANING OF POLLUTED GASES BY LIQUID SCRUBBING
Owned by: LONE STAR STEEL COMPANY
Serial Number: 73119883
