![I've got this MP4 gas mask from my grandad, can anyone tell me any additional information about it please. : r/GasMask I've got this MP4 gas mask from my grandad, can anyone tell me any additional information about it please. : r/GasMask](https://i.redd.it/h9skodmtbsw41.jpg)
I've got this MP4 gas mask from my grandad, can anyone tell me any additional information about it please. : r/GasMask
![Polish MP4 Gas Mask Filter Set New, Czech M10, M10M Filter, Surplus, PLT-FILTER-SET, BIN-4, RTG Parts Polish MP4 Gas Mask Filter Set New, Czech M10, M10M Filter, Surplus, PLT-FILTER-SET, BIN-4, RTG Parts](https://www.robertrtg.com/store/pc/catalog/gmfilters_nb_2258_detail.jpg)
Polish MP4 Gas Mask Filter Set New, Czech M10, M10M Filter, Surplus, PLT-FILTER-SET, BIN-4, RTG Parts
A WWII gas mask and canister in canvas bag, stamped 'WHB 1940' (may contain asbestos), a military wa
![Polish OM14 Gas Mask – Original Polish Surplus Gas Mask Includes Hose, Filter and Bag | Keep Shooting Polish OM14 Gas Mask – Original Polish Surplus Gas Mask Includes Hose, Filter and Bag | Keep Shooting](https://www.keepshooting.com/media/catalog/product/cache/f7b906d53d787e3daacd095a2c7fcc0e/p/o/polish-om14-gas-mask.jpg)
Polish OM14 Gas Mask – Original Polish Surplus Gas Mask Includes Hose, Filter and Bag | Keep Shooting
![Chemical Mask 6800 7 in 1 Gas Mask Dustproof Respirator Paint Pesticide Spray Silicone Full Face Filters for Laboratory Welding|Chemical Respirators| - AliExpress Chemical Mask 6800 7 in 1 Gas Mask Dustproof Respirator Paint Pesticide Spray Silicone Full Face Filters for Laboratory Welding|Chemical Respirators| - AliExpress](https://ae01.alicdn.com/kf/H35b8820ddf114ce590dfeb4a031069baW/Chemical-Mask-6800-7-in-1-Gas-Mask-Dustproof-Respirator-Paint-Pesticide-Spray-Silicone-Full-Face.jpg_Q90.jpg_.webp)