HATCO by Hatco Corporation (Track this)
Intl: (011) Environmental control apparatus US: 034 Filing date: 16-Feb-1982 Serial number: 73350549
HATCO by Hatco Corporation (Track this)
Intl: (011) Environmental control apparatus US: 034 Filing date: 08-Feb-1982 Serial number: 73349449
HATCOL by LANXESS CORPORATION (Track this)
Intl: (001) Chemicals US: 006 Filing date: 11-Feb-1966 Serial number: 72238630