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Category:1820s in technology

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Technology in the 1820s decade.

Subcategories

This category has the following 3 subcategories, out of 3 total.

0–9

1820 in technology‎ (2 C)

T

1820s in transport‎ (18 C)

V

Vehicles introduced in the 1820s‎ (2 C)

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