Elgen Manufacturing Trademarks
SLIDEPIN
Filed: December 18, 1980
Ventilation System Damper Blade Mounting Pin
Owned by: Elgen Manufacturing
Serial Number: 73290207
TWIN-LINK
Filed: November 6, 1981
Damper Bracket for Multi-Blade Dampers
Owned by: Elgen Manufacturing
Serial Number: 73336055
