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History of laptops - Wikipedia
Laptop computer | Definition, History, & Facts | Britannica
Laptop Computer History
Laptop - Wikipedia
The History of Laptop Computers - ThoughtCo
Who Invented the Laptop? 7 Early Portable Computers That ... - MUO
Who Invented the Laptop? A Brief History of Its Origins
History of Laptop Computers - The Inventors
The history of laptops - Sutori
40 years of the laptop: how mobile PCs changed the world