April 4, 1931 Trademarks
AIRCO SPEEDWELD
Filed: April 4, 1931
WELDING RODS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71312936
FOR-KEEPS
Filed: April 4, 1931
ADHESIVE MENDING CEMENT
Owned by: ENTERPRISE MANUFACTURING COMPANY, THE
Serial Number: 71312949
