Category:Inventions - DefZone.Net

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v t e Inventions and discoveries
Lists of inventions or discoveries by country/region	Australia Austria Azerbaijan Bangladesh Brazil Britain England Scotland Wales Canada China inventions discoveries Croatia Czech Republic Denmark Egypt France Germany Greece India Indonesia Ireland Israel Italy Jamaica Japan Korea Malaysia Mexico Netherlands Inventions discoveries explorations Pakistan Philippines Poland Portugal inventions discoveries Russia Serbia South Africa Spain Switzerland Taiwan Thailand Vietnam United States inventions before 1890 1890–1945 after 1991 discoveries
by topic	chemistry cosmology multiple discoveries science Historic inventions Byzantine Empire Indus Valley Medieval Islamic Military Native American Lost inventions Spurious inventions
Lists of inventors or discoverers by country/region	Worldwide African American African-American Puerto Rican Armenian Austrian British English Welsh Bulgarian German Italian New Zealand Polish Romanian Russian Serbian Spanish Swedish Swiss