Inventions When were bar code scanners invented? 1950s 1970s 1940s 1960s 1950s 1970s 1940s 1960s ANSWER DOWNLOAD EXAMIANS APP
Inventions For what does the world owe Almon Strowger a debt of gratitude? Parking Meters Traffic Lights Vending Machines Automatic Telephone Exchanges Parking Meters Traffic Lights Vending Machines Automatic Telephone Exchanges ANSWER DOWNLOAD EXAMIANS APP
Inventions What piece of clothing was invented by French fashion designer Louis Reard in 1946? Zoot suit Bikini Tank top Mini-skirt Zoot suit Bikini Tank top Mini-skirt ANSWER DOWNLOAD EXAMIANS APP
Inventions Who among the following invented the small pox vaccine? Edward Jenner Robert Hooke Robert Koch Louis Pasteur Edward Jenner Robert Hooke Robert Koch Louis Pasteur ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1920 1911 1919 1915 1920 1911 1919 1915 ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Diving bell Hot air balloon Steam boat Rotary steam engine Diving bell Hot air balloon Steam boat Rotary steam engine ANSWER DOWNLOAD EXAMIANS APP