1891 Patent facts
While investigating facts about 1891 Patent, I found out little known, but curios details like:
The patent for toilet paper (1891) features an illustration that would imply the correct way the roll should be placed would be so the paper hangs over, and not under.
The original inventor of perforated toilet paper included a diagram in the patent (filed 1891), which clearly shows the correct orientation of the roll is over, not under.
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across. Here are 9 of the best facts about 1891 Patent I managed to collect.
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TNT is not dynamite. They are actually very different. Dynamite is stabilized nitroglycerin, while TNT is short for its chemical name, trinitrotoluene. TNT was first used as an explosive in 1891. Dynamite was patented in 1867.
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Earbud headphones were patented in 1891 by French engineer Ernest Mercadier, which were to be used for traveling telephone operators
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July 29, 1891 Tesla became a US citizen and in that same year, patented the Tesla coil.
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In 1891, Seth Wheeler's Perforated Wrapping Paper Company patented the toilet paper roll. The diagram of the toilet paper roll given to the patent office shows it in the "over" position. He also patented perforated toilet paper in 1871.
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The 1891 toilet paper roll patent says toilet paper should be hanged in the "over" position
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Samuel O'Reilly was the inventor of the first electronic tattoo machine. He began tattooing in New York around the mid 1880s and patented his machine in 1891.
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The official way to use toilet paper is in the 'over' position, as indicated in a 1891 toilet paper patent
