Environmental control apparatus Trademarks Filed in April 29, 1952
PROPELLAIR

PROPELLAIR

Filed: April 29, 1952
INDUSTRIAL VENTILATING FANS IN THE NATURE OF EXHAUST FANS AND BLOWERS-NAMELY, BELT DRIVEN FANS, DIRECT DRIVEN FANS, EXTENSION…
Owned by: ROBBINS & MYERS, INC.
Serial Number: 71628877