Machinery Trademarks Filed in November 8, 1957
HYDRASONIC
Filed: November 8, 1957
MACHINES FOR CLEANING AND DEGREASING METAL PARTS BY ULTRASONIC AGITATION
Owned by: DETREX CHEMICAL INDUSTRIES, INC.
Serial Number: 72040326
ROSS PORTA-PLANT
Filed: November 8, 1957
CONCRETE BATCH PLANT
Owned by: ROSS PORTA}PLANT, INC.
Serial Number: 72040377
