![I've never seen a gasmask similar to this one and was wondering what it is, I believe it's from 1999 as well : r/gasmasks I've never seen a gasmask similar to this one and was wondering what it is, I believe it's from 1999 as well : r/gasmasks](https://i.redd.it/yasx9gv55hc71.jpg)
I've never seen a gasmask similar to this one and was wondering what it is, I believe it's from 1999 as well : r/gasmasks
![Pictured is the Mine Safety Appliances Chemox 45 minute rebreather unit. These units were incredibly popular and were made and used for decades. : r/gasmasks Pictured is the Mine Safety Appliances Chemox 45 minute rebreather unit. These units were incredibly popular and were made and used for decades. : r/gasmasks](https://i.redd.it/x3pg6nlljvx51.jpg)
Pictured is the Mine Safety Appliances Chemox 45 minute rebreather unit. These units were incredibly popular and were made and used for decades. : r/gasmasks
![Nice MSA Chemox that looks pretty good after clearing out literal 3 spiders nests in the tubes, and a momma in the face piece. : r/gasmasks Nice MSA Chemox that looks pretty good after clearing out literal 3 spiders nests in the tubes, and a momma in the face piece. : r/gasmasks](https://i.redd.it/4beuppa7ihc31.jpg)
Nice MSA Chemox that looks pretty good after clearing out literal 3 spiders nests in the tubes, and a momma in the face piece. : r/gasmasks
![Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus](https://a.1stdibscdn.com/miners-oxygen-mask-original-case-c1960-for-sale-picture-3/f_12802/1547951575643/vintage_chemox_oxygen_breathing_appratus_mask_respirator_kit_miners_trunk_case_circa_1960_3_master.jpg)
Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus
![Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus](https://a.1stdibscdn.com/miners-oxygen-mask-original-case-c1960-for-sale-picture-4/f_12802/1547951579483/vintage_chemox_oxygen_breathing_appratus_mask_respirator_kit_miners_trunk_case_circa_1960_4_master.jpg)
Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus
![Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus](https://a.1stdibscdn.com/archivesE/upload/1121189/f_133979511548138330423/13397951_master.jpg?width=768)
Miner's Oxygen Mask/Original Case, circa 1960 For Sale at 1stDibs | msa chemox mask, msa chemox rebreather mask, msa chemox oxygen breathing apparatus
![The Chemox is a oxygen generating self contained breathing apparatus produced by Mine Safety Appliances Co.. Rebreathers like this one are used in areas in which the oxygen content in the air The Chemox is a oxygen generating self contained breathing apparatus produced by Mine Safety Appliances Co.. Rebreathers like this one are used in areas in which the oxygen content in the air](https://i.redd.it/blv837zl0v641.jpg)