Method and device for cleaning the acetylene used for stunning purposes and stored in pressurized gas containers from the acetone which is entrained and used as a solvent
DE439657C
Device for inhaling gases under excess pressure, in particular for stunning purposes
DE441128C
Device for inhaling gases
DE444352C
Windows for gas masks
DE434388C
Snap ring for fastening the clear pane in the window of a gas protective mask
DE438124C
Protection plate for respiratory equipment
DE453676C
Air purification cartridge for respiratory equipment
DE418182C
Method for the simultaneous inhalation of two different gases, vapors or the like.
DE423207C
Carrying device for respiratory equipment
DE415882C
Telephone device on gas and smoke protection masks made of flexible material
DE422854C
One-handed cutting torch
DE458077C
Connection piece for breathing apparatus and similar devices, consisting of flange pipe socket and union nut
DE403237C
Downhill torpedo
DE406897C
Pulmonary breathing apparatus
DE396163C
Torch for oxy-fuel cutting of metals
DE403600C
Back support frame for freely portable breathing devices
DE432328C
Device for the automatic opening of a vent or flush valve on the breathing bag, in particular a lung force gas protection device
DE392712C
Device for the resuscitation of the apparently dead by artificial breathing with the addition of oxygen and carbonic acid
