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Patents
Gas: Heating And Illuminating Patents
Acetylene
Acetylene
Generation and liquefaction (Class 48/1)
Generator and holder (Class 48/2)
Generator and mixer (Class 48/3R)
Special features (Class 48/3A)
Generators
Water feed (Class 48/4)
Carbide feed (Class 48/38)
Valves, gas and water feed (Class 48/58)
Automatic safety escape (Class 48/56)
Sludge remover (Class 48/57)
Carbide cartridges (Class 48/59)
Conglomerate (Class 48/60)
There are no patents to show for this class.