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2. Can opener - Wikipedia

   en.wikipedia.org/wiki/Can_opener

   The first electric can opener was patented in 1931 and modeled after the rotating wheel can opener design. [56] Those openers were produced in the 1930s and advertised as capable of removing lids from more than 20 cans per minute without risk of injury. [ 57 ]

3. Ezra Warner (inventor) - Wikipedia

   en.wikipedia.org/wiki/Ezra_Warner_(inventor)

   A drawing from the can opener patent No 19063 by Warner. Ezra J. Warner of Waterbury, Connecticut was an American inventor, who patented his design of a can opener in 1858. A crudely shaped bayonet and sickle combo, his design was widely accepted by the U.S. military during the period of the American Civil War.

4. William Lyman (inventor) - Wikipedia

   en.wikipedia.org/wiki/William_Lyman_(inventor)

   The top of the can was cut by pressing the cutting wheel into the can near the edge and rotating it along the can's rim. [5] The need to pierce the can first was a nuisance, and this can opener design has not survived. In 1925, a modern-style opener, equipped with an additional serrated wheel, was invented to improve Lyman's design. [3]

5. Ermal C. Fraze - Wikipedia

   en.wikipedia.org/wiki/Ermal_C._Fraze

   In 1959, while at a picnic with friends and family, Fraze discovered he had left his "church key" can opener at home, forcing him to use a car bumper to open cans of beer. Fraze decided to create an improved beverage opening method that would eliminate the need for a separate device, leading to his creation of the pull-tab opener.

6. P-38 can opener - Wikipedia

   en.wikipedia.org/wiki/P-38_can_opener

   A Vietnam War-era P-38 can opener, with a U.S. penny shown for size comparison.. The P-38 (larger variant known as the P-51) is a small can opener that was issued with canned United States military rations from its introduction in 1942 to the end of canned ration issuance in the 1980s. [1]

7. The Kitchen Mama electric can opener is the home chef’s dream

   www.aol.com/lifestyle/kitchen-mama-electric...

   The Kitchen Mama electric can opener works with just the touch of a button! It’s battery-powered and automatically rotates around a can, saving you any wrist or hand strain. You’ll love that ...