Artur Fischer from plastic materials (Polyamide) and is available in various shapes and sizes since 1958 (see Wall plug). Fischer held over 1100 patents and overtook Thomas Alva Edison, who held 1093 patents. Fischer also held 5867 trade rights and invented fischertechnik. Further inventions are (bone-)plugs for fixing bone fractures and one of Fischer’s most recent inventions is a gadget that makes it possible to hold and cut the top off an egg of any size. He got started on the problem when a hotel owner complained to him that his guests, on opening their boiled eggs for breakfast, always made a
Army Inventions Board Barracks in Melbourne. Army Inventions Board The Australian Army Inventions Board, otherwise known as the Army Inventions Directorate, was a government body of the Commonwealth of Australia, set up in 1942 to handle the thousands of inventions submitted by the public. These inventions numbered some 27,000; a mere 127 of which were eventually accepted by the Army as being of notable value or suitable for military purposes. The best known invention accepted by the Army Inventions Board was the Australian-designed Owen Gun, a machine carbine which took a few years to get off the ground. The Army Inventions Directorate was