Inventions Who invented the BALLPOINT PEN? Bicc Brothers Write Brothers Waterman Brothers Biro Brothers Bicc Brothers Write Brothers Waterman Brothers Biro Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the first solid state integrated circuit demonstrated? 1980s 1960s 1950s 1970s 1980s 1960s 1950s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions What J. B. Dunlop invented? Rubber boot Automobile wheel rim Pneumatic rubber tire Model airplanes Rubber boot Automobile wheel rim Pneumatic rubber tire Model airplanes ANSWER DOWNLOAD EXAMIANS APP
Inventions Which scientist discovered the radioactive element radium? Marie Curie Benjamin Franklin Albert Einstein Isaac Newton Marie Curie Benjamin Franklin Albert Einstein Isaac Newton ANSWER DOWNLOAD EXAMIANS APP
Inventions When was barb wire patented? 1840 1900 1874 1895 1840 1900 1874 1895 ANSWER DOWNLOAD EXAMIANS APP
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