Ivan Boleszny

• Automobiles
• Automotive exhaust emission control devices
• Centrifugal casting of iron and steel
• Control of noise in industry
• Desalination of water
• Electric discharge machining
• Index to bibliographies compiled in the Research Service, State Library of South Australia
• Manufacture of artificial gemstones
• Overhead irrigation
• Postage stamps
• Pyrethrins and pyrethrum insecticides: author index to Research Service bibliographies no. 13 and no. 65
• Solar heating