1896 Aerators Limited commenced trading in Crayford, Kent. First product was an Aerator bottle covered in cane.
1898 Aerators Ltd purchased a 3 acre site at Broad Street Avenue, London E.C. near Angel Road station
1900 Aerator bottle was shown at the Paris International Exhibition
c1901 Sparklogene model launched.
1906 First reference to Aerators Ltd being in Upper Edmonton, London N.18. Source: Sparklogene promotion.
c1910 Prana glass syphon introduced. Ran to 1934
1913 First Doehler machine used in UK was imported from USA
1914 Sparklets Ltd made small arms munitions during the 1st World War
c1918 Name change to Sparklets Ltd (I am looking for confirmation of this)
1920 BOC purchased Sparklets Ltd
1928 Company was based at Upper Edmonton, London N.18. telephone: Tottenham 2647, Telegrams: “Spumante. Phone.London” Sparklets Ltd ( Formerly Aerators Ltd).
1923 20/9/23 British patent for syphon by J C Barr
1930s Sparklets Corporation of New York, a subsidiary of Sparklets Ltd, sold glass mesh syphons and the Streamline model
1934 Standard Syphon introduced. Glass, with a non-return valve.
1938 Address: Sparklets Ltd, Thames House, London SW1.
1943 Advert for ‘Prana’ pressure die castings
1945 Streamline Syphon launched in UK, in chromium plate
1949 Approx 400 employees
1952 Sparklets Ltd moved to a 4 acre site in Queen Street, Tottenham
1955 Glass syphons production ceased
1957 60% of sales went to 176 export markets. Company had 700 employees (425 men and 275 women)
1957 Hostmaster range launched
1960 Globemaster range launched
1964 Adverts showed address as: The British Oxygen Co Ltd, London W6
1968 BOC purchased Heimsyphon, a German syphon manufacturer which started in the 1920s and sold Sparklets syphons branded as Heimsyphon until 1945.
1973 1,300 people employed at the Tottenham factory
1981 Syphon production ceased
1984 BOC sold Heimsyphon to Sparklet Devices (USA).
1990 Heimsyphon is now part of iSi GmbH based in Vienna, Austria. iSi manufacture syphons today.