1950sIn which decade was the first solid state integrated circuit demonstrated?
A. 1950s
B. 1960s
C. 1970s
D. 1980s
pneumatic rubber tireWhat J. B. Dunlop invented?
A. Pneumatic rubber tire
B. Automobile wheel rim
C. Rubber boot
D. Model airplanes
In which decade was the first solid state integrated circuit demonstrated?
A. 1950s
B. 1960s
C. 1970s
D. 1980s
What J. B. Dunlop invented?
A. Pneumatic rubber tire
B. Automobile wheel rim
C. Rubber boot
D. Model airplanes