Environmental control apparatus Trademarks Filed in April 30, 1920
UNION BAEROLINA B S
Filed: April 30, 1920
FILTER MASS
Owned by: LUDWIG BAER
Serial Number: 71131851
AERZONATOR
Filed: April 30, 1920
Deodorizing Devices
Owned by: Sterling Drug, Inc.
Serial Number: 71131893
