Inventions Who invented the BALLPOINT PEN? Waterman Brothers Biro Brothers Write Brothers Bicc Brothers Waterman Brothers Biro Brothers Write Brothers Bicc Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Bifocal Lens? Thomas Alva Edison Alfred B. Nobel Benjamin Franklin Rudolf Diesel Thomas Alva Edison Alfred B. Nobel Benjamin Franklin Rudolf Diesel ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Ethyl gasoline Jet propulsion Radar Sonar Ethyl gasoline Jet propulsion Radar Sonar ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Infant carrier Baby monitor Disposable diaper Bottle warmer Infant carrier Baby monitor Disposable diaper Bottle warmer ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Fountain Pen? Kirkpatrick Macmillan Lewis E. Waterman John J. Loud Sir Frank Whittle Kirkpatrick Macmillan Lewis E. Waterman John J. Loud Sir Frank Whittle ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the AEEE (now the IEEE) founded? 1880s 1930s 1950s 1850s 1880s 1930s 1950s 1850s ANSWER DOWNLOAD EXAMIANS APP
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