Jakob Maul (1866-1953) founded a metal works factory in 1912 at Zell in Odenwald not far from Frankfurt. He was born the son of a winegrower from the Rheinhessen region of Germany that lies on the left bank of the river Rhine. At the age of 45, he started a metal works factory to produce various types of scales but during the second world war the factory was bombed and production ended. Production for the manufacture of scales resumed in 1948. In 1953 at his death Jakobs son Fritz Scharmann an engineer who had been working with his father since 1923 took over the management of the Maul companies. In 1970 the production responsibilities for Philip J Maul was taken over by Porti Office Equipment who was based in Hamburg. The company has undergone several integrations with subsidiary companies. Today the company has diversified into different areas one of which is manufacturing solar scales. An original postal scale made in Germany before the Second World War and regarded today as a collector's item. It is significant as it is a snapshot into the past and how everyday vintage items were used and interacted within society in the 1930s.Antique German Jacob Maul "Concav" brass postal or letter scale, quadrant type, with pendulum, measuring up to 9ozs. The scale has a level-adjusting screw.The balance is marked "CONCAV" and graduated in imperial ounces to 9 ozflagstaff hill, warrnambool, shipwrecked-coast, flagstaff-hill, flagstaff-hill-maritime-museum, maritime-museum, shipwreck-coast, flagstaff-hill-maritime-village, scale, quadrant scale, postal weight, 9 oz, philip jakob, maul, scale manufacturer, german industry, weighing instrument, inclination scale