T’sai Lun of China invented paper around 2000 years back. Historians believe that in 3500 B. C. Egyptians first discovered paper. It was made from a reedy plant papyrus which grew around river Nile in Egypt. It was from this plant only that the name paper was derived. The first standardized paper was first invented […]
Who invented taximeter?
Taximeter was invented by, a German Wilhelm Bruhn in 1891. The word taximeter was derived from two words; a French word taxe meaning price and a Greek word metron meaning measure. Though earlier also there were patents for calculating fares such as “Patent Mile Index“ registered in 1847 and “Kilometric “ registered in 1858 but […]