Famous Inventors' 🎂 Birthdays, January 30, United States

    
 United States  | January 30  | Sort By:
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1 Douglas Engelbart

Jan 30, 1925
Portland
American engineer and inventor

2 Sam Loyd

Jan 30, 1841
Philadelphia
American chess player, chess composer, puzzle author, and recreational mathematician

3 William Mason (Colt)

Jan 30, 1837
Oswego
American gunsmith
[Total 3 People]

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