Inventions In which decade was the telegraph invented? 1890s 1870s 1840s 1810s 1890s 1870s 1840s 1810s ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? Charles Kettering Sir William Grove George Fountain Lewis Edson Waterman Charles Kettering Sir William Grove George Fountain Lewis Edson Waterman ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Electric Generator? Michael Faraday Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison Michael Faraday Sir Alexander Graham Bell Alfred B. Nobel Thomas Alva Edison ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the toothbrush invented? 1790 1765 1742 1770 1790 1765 1742 1770 ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Steam boat Rotary steam engine Diving bell Hot air balloon Steam boat Rotary steam engine Diving bell Hot air balloon ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the transistor invented? 1960s 1980s 1950s 1940s 1960s 1980s 1950s 1940s ANSWER DOWNLOAD EXAMIANS APP
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