Lassen and Hjort
of 52 Queen Victoria Street, London, EC, and 20, Mount Street, Manchester, Engineers and Manufacturers of Water Softening, Purifying and Filtering Plants, Oil Separators and Separated Oil Purifiers.
Business established by Jens Jacob Lassen and Vilhelm Frederick Hjort
1908 Silver Medal, Franco-British Exhibition.
1914 Engineers and manufacturers of water softening, purifying and filtering plants for town supplies, technical industrial application and boiler feeding.