Machinery Trademarks Filed in July 17, 1947
SYNCHRON
Filed: July 17, 1947
ELECTRICAL MOTORS
Owned by: HANSEN MANUFACTURING COMPANY, INCORPORATED
Serial Number: 71511611
AMERICAN HAMMERED PISTON RINGS
Filed: July 17, 1947
PISTON RINGS
Owned by: Koppers Company, Inc.
Serial Number: 71528801
