How many patents were issued in the US between 1860 and 1869?

Terms in this set (36) Between 1860 and 1890 the government issued almost 500,000 patents. Patents were issued for inventions such as the typewriter and the telephone. These inventions increased productivity.

Almost 500,000 patents!

Explanation:

The typewriter and telephone increased productivity. Therefore, more patents were issued.

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