Show FOR SAVING LIFE OF MINER apparatus patented by colorado mar man has mask over face shutting out all impure air an apparatus which may be the means of saving many a miner a ufa life has been patented by a colorado man tuan A mask fits fita over the user s face so that no outside air can get into hia his nose or mouth below this mask Is a bag through which fresh air Is s supplied u p froin from an oxygen chamber 1 in a addition to this however there Is a pressure equalizing reservoir connect miners lifesaver ed with a water reservoir and with lubes tubes leading into the respirator when the air pressure in a mine be wines comes dangerous this apparatus will sivo the miner ample warning by pumping water into his face and he win will then know that it is time to re reat treat |