The credit of inventing the tv goes to
The credit of inventing the television goes to Philo Farnsworth.
Who invented the Band-aid?
Who invented the mobile phone?
Who invented the bifocal glasses?
Physical Research Laboratory was founded by ____.
The first gasoline-run car engine was developed by
X-Rays, which are now used on a day to day basis for diagnosis in medicine, was discovered by?
Which dynasty had its capital at Chittorgarh?
Who discovered radioactivity?
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