Famous Inventions Part-3
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Famous Inventions Part-3


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Q.1 : Who invented Rabies Vaccine?
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Q.2 : Who invented Polio vaccine?
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Q.3 : Who invented Stethoscope?
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Q.4 : Who invented Rh-factor?
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Q.5 : Who invented Open Heart Surgery?
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Q.6 : Who invented Electro-Encephalogram (EEG)?
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Q.7 : Who invented Watch?
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Q.8 : Who invented Electric Vacuum Cleaner?
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Q.9 : Who invented Transformer?
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Q.10 : Who invented Telescope?
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