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