Home > Certificates > HHO
Update Time2017-03-22

The mark consisted of  the stylized word "HHO"

 Alternators;Cutting machines;Electric are cutting apparatus;Electric are welding apparatus;Extracting machines for chemical processing;Garbage disposals;Paint spray guns;Steam engine boilers;Washing machine for industrial parts;Welding apparatus,gas-operated;Walding electrodes;Welding torches;Air condensers;Engine injectors;Food waste disposal;Power-operated spray guns;Waste and trash separator machines.

  • Period:
  • 2014-10-13 - 2024-10-13
  • Certification bodies:
  • The Unite State Patent and Teademark Office