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William B. Purvis (12 August 1838 – 10 August 1914) [1] was an African-American inventor and businessman who received multiple patents in the late 19th-century. His inventions included improvements on paper bags, an updated fountain pen design, improvement to the hand stamp, and a close-conduit electric railway system.
A fountain pen is a writing instrument that uses a metal nib to apply water-based ink, or special pigment ink—suitable for fountain pens—to paper.It is distinguished from earlier dip pens by using an internal reservoir to hold ink, eliminating the need to repeatedly dip the pen in an inkwell during use.
Zepell spent 9-years trying to promote his pen inventions, including a ballpoint pen with a rocking side clip that retracted and extended the writing point. To fasten the pen in a shirt pocket, the clip had to be moved outward from the barrel, automatically retracting the ballpoint, which prevented the pen's ink from leaking in a shirt pocket.
Lewis Edson Waterman (November 20, 1836 – May 1, 1901) was an American inventor. He held multiple fountain pen patents and was the founder of the Waterman Pen Company.. His entry into fountain pen manufacturing has only recently been properly researched.
In 1942 the company was primarily focused for the Tokyo Weapons Company involved in the manufacture of fighter planes. The pen business Nakaya Seisakusho was renamed Platinum Fountain Pen Company Ltd. This changed in 1952 to Platinum Industry Company after a challenge from a British company of the same name, [3] but reverted in 1962.
The converters for the school/young writing line of fountain pens feature two protrusions that form fit into two arresting recesses in the grip sections of these pens. The Accent, Aion, CP 1, Dialog 3, Imporium, Linea, Logo, ST and Studio fountain pens can be fitted with the proprietary Z 27 converter for the premium line of fountain pens that ...
In the mid-1920s, when upmarket fountain pens were a popular luxury item, Carter began its own range of pens, more specifically in 1926. [1] The line was discontinued in the early 1930s, but they are still fondly remembered and sought after by collectors. [1] Carter's also manufactured mechanical pencils, [5] as well as desk pen sets. [1]
The first model was produced in 1921 and was a large pen – 5.5 inches long when capped. It was made of a showy bright red hard rubber and expensively priced at $7.00, equivalent to $120 in 2023. The original full-sized Duofold was soon joined by the smaller Duofold Junior, Duofold Special, and Lady Duofold.