Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Underwater mask with feeding and discharge system for breathing air

Underwater mask with feeding and discharge system for breathing air

US Patent 11104406 · Granted Aug 31, 2021

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Underwater mask with water and breathing air discharge system2024
Membrane valve and manufacturing method therefor2022
Underwater mask2021
Underwater mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021
Snorkel mask2021