Hirschorn, Martin Trademarks
SILENCIUM POWER BOOSTER
Combination air/gas flow mufflers to boost power for automobiles, lawn mowers, snow blowers, compressors and machines
Owned by: Hirschorn, Martin
Serial Number: 76392778
SILENCIUM SYSTEMS
SOUNDPROOFING MATERIALS FOR BUILDINGS AND MACHINERY
Owned by: Hirschorn, Martin
Serial Number: 78005094
