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post card was invented by John P. Charlton of Philadelphia
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William Bullock invented a printing press that could feed paper on a continuous roll and print both sides of the paper at once
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The End of the American Civil War
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Rockefeller formed Standard Oil of Ohio
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First rotary can opener with a cutting wheel
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ice cream soda was invented by Robert M. Green of Philadelphia. Green's invention paved the way for the soda fountain industry to flourish
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Patent of the Telephone by Alexander Graham Bell
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Gustavus Swift developed the disassembly line and first refriferator car
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Edison was issued the first patent for the phonograph
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Mechanical cash register was invented and patented
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The electric light invented by Thomas Edison
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Margaret E. Knight while living in Springfield, Massachusetts invented a machine that folded and glued paper to form the brown paper bags familiar to what shoppers know and use today
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The American Telephone and Telegraph Company (AT&T) was formed
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Invention of the Slot Machine by Charles Fey
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Nikola Tesla development of the electric motor and electric sewing machine
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The tattoo machine, Sean Casey discovered that Edison's machine could be modified and used to introduce ink into the skin
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Ferris Wheel by George Washington Gale Ferris
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Bottle Caps by William Painter
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John Froelich invented and built the first gasoline-powered tractor
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William Stewart Halsted, the Surgeon-in-Chief of Johns Hopkins Hospital, invented the medical glove in an effort to make medical care safer and more sterile for patients and health care workers
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310,000 telephones in the US
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Increase in Patent Office
45,661 patents were issued -
The vertical filing cabinet was invented by Edwin G. Seibels
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The first modern fly-destruction device was invented by Robert R. Montgomery
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the first electric hearing aid was invented by Miller Reese Hutchison
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Arthur Scott, head of the Scott Paper Company creates paper towels
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policeman Lester Wire invented the first red-green electric traffic lights
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Lincoln Logs were invented by John L. Wright, son of famous American architect Frank Lloyd Wright
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The grocery bag with handles was invented by Walter Deubener of St. Paul Minnesota
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jungle gym was invented and patented by Sebastian Hinton of Chicago
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a farmer named James Cummings and a draftsman named J. Earl McLeod co-invented and created the first designs
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Richard G. Drew, an employee of the Minnesota Mining and Manufacturing Company (3M), invented the first masking tape, a two-inch-wide tan paper strip backed with a light, pressure-sensitive adhesive
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he garbage disposal was invented by John W. Hammes. After eleven years of development, his InSinkErator company put his disposer on the market in 1968
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Sam Foster invented and mass-produced the first tinted eyewear pieces solely intended to block out sunlight.
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While the trampoline is an old invention which relied on crude and flawed designs, the modern trampoline was invented by George Nissen and Larry Griswold
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While working at Bell Labs, George Stibitz, who is internationally recognized as the father of the modern digital computer, built the world's first relay-based computer which calculated binary addition
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Cooking food with microwaves was discovered by Percy Spencer
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After a car accident that his family was involved in, Hetrick drew sketches of compressed air stored in a container.
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The first practical professional videotape machines were the Quadruplex videotape machines introduced by Ampex
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an American woman named Teri Pall invented the cordless telephone
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The first voicemail system, known as the Speech Filing System (SFS), was invented by Stephen J. Boies
