Complex sentence: Clipsal was established by A. E. Gerard in Adelaide, Australia in 1920, selling a range of adjustable sheet metal fittings which joined the various imported conduits of differing diameters found in Australia at the time.
Split into simpler sentences: Clipsal was established by A. E. Gerard in Adelaide, Australia in 1920. Clipsal began by selling a range of adjustable sheet metal fittings which joined the various imported conduits of differing diameters found in Australia at the time.