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A.T. Cross Company, LLC is an American manufacturing company of writing implements, based in Providence, Rhode Island. Founded in 1846, it is one of the oldest pen manufacturers in the world. Cross' products include fountain, ballpoint, and rollerball pens, mechanical pencils and refills.
A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead , often made of graphite , is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from use.
A pen is a handheld device used to apply ink to a surface, usually paper, for writing or drawing. [1] Additional types of specialized pens are used in specific types of applications and environments such as in artwork, electronics, digital scanning and spaceflight, and computing.
The Yard-O-Led Pencil Company is a manufacturing company founded in London, England in 1934 by German immigrant, Ludwig Brenner, [1] to produce his patent propelling pencils which contained twelve three inch leads (that is to say, 36 inches or a yard of lead).
Traditional and typical styli used for technical drawing are pencils and technical pens. Video of a 1930s dotted-line drawing pen. Pencils in use are usually mechanical pencils with a standard lead thickness. The usual line widths are 0.35 mm, 0.5 mm, 0.7 mm and 1.0 mm. Hardness varies usually from HB to 2H.
Current range of instruments manufactured by Ballograf include mechanical pencils and ballpoint pens. The company is also distributor of several brands in Sweden, such as Sheaffer, Staedtler and Cross, which allow Ballograf to expand its variety to fountain and rollerball pens. [3]
Dr. Grip (Dokutā Gurippu in Japan) is a brand of mechanical pencil made by Pilot Pens based in Japan. The Dr. Grip style also comes in a pen variety. It is well known for its "deflection-deflection/knock system." For its ergonomic features, the Dr. Grip pencil has been awarded the Arthritis Foundation's "Commendation for Ease-of-Use." [1]
The construction and number of parts varied depending on the company, and the parts were not cross-compatible in most cases. Some later designs (like the Staedtler MarsMatic700) had specially designed channels to allow better air flow in between the wall of the external grip and the point assembly.