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Resultados de la Wikipedia en inglés.
- A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" /ˈlɛd/. The lead, often…21 kB (2526 palabras) - 03:35 15 may 2024
- A pencil sharpener (or pencil pointer, or in Ireland a parer or topper) is a tool for sharpening a pencil's writing point by shaving away its worn surface…20 kB (2312 palabras) - 16:59 19 may 2024
- paper. To use the pencil, the casing must be carved or peeled off to expose the working end of the core as a sharp point. Mechanical pencils have more elaborate…61 kB (5817 palabras) - 19:37 8 may 2024
- While many artists use traditional wood pencils, others prefer mechanical pencils or drafting leads. Pencillers may use any lead hardness they wish, although…30 kB (4119 palabras) - 21:26 18 ene 2024
- Writing implement (sección Mechanical pencils)Unlike the construction of a traditional wooden pencil around a solid graphite core, a mechanical pencil feeds a small, mobile piece of graphite through…12 kB (1698 palabras) - 00:49 13 ene 2024
- implements that included dip and fountain nibs, ballpoint pens, pen holders and mechanical pencils, which set Leonardt as one of the oldest manufacturers of dip…8 kB (352 palabras) - 16:42 24 abr 2023
- Technical drawing tool (redirección desde Drafting pencil)styli used for technical drawing are pencils and technical pens. Pencils in use are usually mechanical pencils with a standard lead thickness. The usual…23 kB (2877 palabras) - 15:26 31 dic 2023
- names Noctograph Oil stick Paintbrush Pen spinning Pencil Charcoal pencil Graphite Mechanical pencil PenAgain Pen Museum Retipping Silverpoint Slate and…7 kB (417 palabras) - 15:17 13 mar 2024
- they break it off in large flakes, and it will bear writing on it with a pencil or steel pen." In Newhall Street, John Mitchell pioneered mass production…17 kB (1781 palabras) - 12:54 1 mar 2024
- on a large scale (1.3 million metric tons per year in 2022) for uses in pencils, lubricants, and electrodes. Under high pressures and temperatures it converts…72 kB (8208 palabras) - 06:34 1 may 2024
- "2015中国民营企业500强榜单（全）". china.com.cn. August 25, 2015. Retrieved March 2, 2016. "Award of a pencil sharpener design on 2016 iF". ifworlddesignguide.com. January 15, 2016.…9 kB (562 palabras) - 10:12 22 may 2024
- in the Paris suburb of Clichy, where they began production of pen holders and pencil cases. Marcel Bich bought the patent for the ballpoint pen from Hungarian…29 kB (2681 palabras) - 07:59 11 may 2024
- Parker Pen Company (categoría Pencil brands)several variants: initially, fountain pen, ballpoint, fibre point and mechanical pencil. A rollerball model was introduced in 1981, and fibre tips were phased…22 kB (2172 palabras) - 19:37 16 abr 2024
- would include instruments that aid in tissue unification (such as needle holders or staple applicators) And the materials themselves Instruments used in…11 kB (549 palabras) - 18:03 16 abr 2024
- became renowned for further development of the mechanical pencil (1906) – then called an "automatic pencil" – and the first solid-ink fountain pen (1907)…29 kB (3868 palabras) - 01:59 11 feb 2024
- paper. "Parallel lines" can be drawn by moving the T-square and running a pencil or technical pen along the T-square's edge. The T-square is used to hold…25 kB (3117 palabras) - 10:00 16 may 2024
- used as a Persian drill. Brown, Henry T. (1868). Five hundred and seven mechanical movements. Brown & Seward. p. 33. OCLC 6821027. Nagyszalanczy, Sandor…913 bytes (87 palabras) - 18:36 5 feb 2024
- Soldering (sección Mechanical and aluminium soldering)a soldering iron, soldering gun, or a torch, or occasionally a hot-air pencil. Sheetmetal work was traditionally done with "soldering coppers" directly…64 kB (8893 palabras) - 06:59 19 may 2024
- ballpoint was limited, but in mid-1945, the Eversharp Co., a maker of mechanical pencils, teamed up with Eberhard Faber Co. to license the rights from Birome…46 kB (4448 palabras) - 19:45 25 may 2024
- pens, then concentrating on fountain pens until it was acquired by Venus Pencils in 1967, ceasing activities in 1971. In 2014, Harpen Brand Holdings, LLC…15 kB (1468 palabras) - 06:10 3 jul 2023
- with rusty nails and wire and a single piece of string. There are still pencil marks where various pieces were centered and/or aligned. The farmer is connected…23 kB (3062 palabras) - 16:56 19 dic 2023