Inventions Who invented the BALLPOINT PEN? Biro Brothers Write Brothers Waterman Brothers Bicc Brothers Biro Brothers Write Brothers Waterman Brothers Bicc Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Hot air balloon Diving bell Steam boat Rotary steam engine Hot air balloon Diving bell Steam boat Rotary steam engine ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gunpowder? Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon Leo H Baekeland G. Ferdinand Von Zeppelin Sir Frank Whittle Roger Bacon 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 drink was invented by Charles Leiper Grigg in 1929? 7-Up Yoo-Hoo Pepsi Hawaiian Punch 7-Up Yoo-Hoo Pepsi Hawaiian Punch ANSWER DOWNLOAD EXAMIANS APP
Inventions What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955? Microwave oven VCR Remote control Calculator Microwave oven VCR Remote control Calculator ANSWER DOWNLOAD EXAMIANS APP