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