A can opener is a device used to open metal cans. Although preservation of food using tin cans had been practiced since at least 1772 in the Netherlands, the first can openers were patented only in 1855.

Early Model Can Opener

A can opener is a device used to open metal cans. Although preservation of food using tin cans had been…

A can opener (also known as a tin opener) is a device used to open metal cans.

Industrial Can Opener

A can opener (also known as a tin opener) is a device used to open metal cans.

"Three-cylinder Opener, Beater, and Lap Machiine." — Encyclopedia Britannica, 1893

Cotton Machine

"Three-cylinder Opener, Beater, and Lap Machiine." — Encyclopedia Britannica, 1893

A machine used in the 19th century to open cotton.

Cotton Opener

A machine used in the 19th century to open cotton.

This is a corkscrew type bottle opener, or a device that enables the removal of metal bottle caps from bottles.

Bottle Opener

This is a corkscrew type bottle opener, or a device that enables the removal of metal bottle caps from…

An opener for removing caps or corks from bottles

Bottle Opener

An opener for removing caps or corks from bottles

A device for cutting cans open

Can Opener

A device for cutting cans open