Two Rotary Compressors (with radiators) of "Superfrigor" patent, 1922, from sulphur dioxide refrigerators Two Rotary Compressors (with radiators) of "Superfrigor" patent
Two Prestcold Presmetic compressors, with evaporator and condenser units for one compressor Two Prestcold Presmetic compressors
Air compressor, for use in dental surgeries, in glazed mahogany cabinet, by Ash, England, and Pelton and Crane, USA, 1901-1925 Air compressor 1901-1925
Band compressor for use with model R.500 couch, by Watson and Sons (Electro-Medical) Ltd., 1951 Band compressor for use with model R.500 couch 1951