On this day in 1892 Gustave Pozdena was granted the patent for Respirator. U.S. Patent No. 476,486.
This invention relates to that class of devices used in protecting the respiratory organs from smoke and noxious gases, and has for its object to provide and arrangement of this character for covering the face, so that the wearer is enabled to remain for an indefinite time in an atmosphere charged with smoke or other deleterious gases without inconvenience or injurious effects.
The Device is more especially intended for the use of firemen or other persons when compelled to pass through smoke in saving life or property, but is also adapted for the use of workmen in factories or other places where the air is charged with poisonous gases or dust-laden with matter of a dangerous character. The construction also makes provision for the protection of the eyes as well as the mouth and nostrils.
