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- Pen
Word Origin: envelope- Long before 1988, in the early years after World War II, push the envelope was on the cutting edge (1951) of aviation. It referred to the envelope, or limit of ...
- Porous Point
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- Ballpoints
- The first patent on a ballpoint pen was issued on October 30 1888, to John J Loud. In 1938, László BÃró, a Hungarian newspaper editor, with the help of his ...
- The Great Eraser Caper
- Factoid #1: A lot of erasers are made by pencils manufacturers! That makes sense, since we think of the eraser as a regular component of the everyday pencil. But pencils ...
- How is an envelope made?
- An envelope is a flat, flexible container, made of paper or similar material, that has a single opening and a flap that can be sealed over the opening. The envelope ...
- Fountain pens
- While a student in Paris, the Romanian inventor Petrache Poenaru invented the world's first fountain pen, an invention for which the French Government issued a patent on May 25, 1827. ...
- How is a fountain pen made?
- Humans have used various instruments to convey thoughts and feelings. Man's first writing instrument was his finger, using it to form symbols in the dirt. Later, pieces of metal or ...
- A Note About Pencils
- A Pencil is the most widely used writing and drawing instrument in the world. People use pencils to write words, numbers, music, and poetry, and to draw pictures, plans, maps, ...
- Word Explain: Pen
- pen, pointed implement used in writing or drawing to apply ink or a similar colored fluid to any surface, such as paper. Various kinds of pens have been used since ...
- How fountain pen is made? - Raw materials, Design, The manufacturing process of fountain pen
- Humans have used various instruments to convey thoughts and feelings. Man's first writing instrument was his finger, using it to form symbols in the dirt. Later, pieces of metal or ...
