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Thomson's "Aerial Wheels" were demonstrated in London's Regent's Park in March 1847 and were fitted to several horse-drawn carriages, greatly improving the comfort of travel and reducing noise. One set ran for 1200 miles without a sign of deterioration. In 1849 he invented the refillable fountain pen. [4]
The marker is a felt-tipped pen with quick–drying water–based ink. [5] In 1979, Paper Mate introduced the Eraser Mate or Erasermate brand. [6] In the 1980s, Paper Mate invented the Replay 2000 pen, with erasable ink and a rubber at one end. In 2010, Paper Mate introduced "environmentally friendly" biodegradable pens, pencils and erasers. [7]
In the 1960s, the fiber- or felt-tipped pen was invented by Yukio Horie of the Tokyo Stationery Company, Japan. [30] Paper Mate's Flair was among the first felt-tip pens to hit the U.S. market in the 1960s, and it has been the leader ever since. Marker pens and highlighters, both similar to felt pens, have become popular in recent times.
Demand in 1945 was running 30,000 pens per day, making it America's #1 ballpoint pen. [3] However, within three years the price of the pen went from $12.50 to 50¢. The Reynolds Rocket Pen had a tiny ball bearing that let ink out only when pressed against the item you were writing on. [4]
(Bíró's patent, and other early patents on ball-point pens often used the term "ball-point fountain pen," because at the time the ball-point pen was considered a type of fountain pen; that is, a pen that held ink in an enclosed reservoir.) [35] This period saw the launch of innovative models such as the Parker 51, the Aurora 88, the Sheaffer ...
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A ballpoint pen, also known as a biro [1] (British English), ball pen (Hong Kong, Indonesia, Pakistani, Indian and Philippine English), or dot pen [2] (Nepali English and South Asian English), is a pen that dispenses ink (usually in paste form) over a metal ball at its point, i.e., over a "ball point".
From ancient history to the modern day, the clitoris has been discredited, dismissed and deleted -- and women's pleasure has often been left out of the conversation entirely. Now, an underground art movement led by artist Sophia Wallace is emerging across the globe to challenge the lies, question the myths and rewrite the rules around sex and the female body.