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Three styles of loose leaf graph paper: 10 squares per centimeter ("millimeter paper"), 5 squares per inch (“engineering paper"), 4 squares per inch (“quad paper") Graph paper, coordinate paper, grid paper, or squared paper is writing paper that is printed with fine lines making up a regular grid. It is available either as loose leaf paper ...
Risograph is a brand of digital duplicators manufactured by the Riso Kagaku Corporation, [1] [2] that are designed mainly for high-volume photocopying and printing. It was released in Japan in 1980. It is sometimes called a printer-duplicator, as newer models can be used as a network printer as well as a stand-alone duplicator.
HP Sprocket LG Pocket Photo 2 (PD239) LG Pocket Photo 3 (PD251) Polaroid PoGo Polaroid Zip. Zink Paper printers print photographs onto mostly 2×3" (about 5×8 cm) sheets of Zink Paper, though some print onto 3×4" (about 8×10 cm) paper, and some print onto 2.3×3.4" (5.8×8.6 cm) paper.
This sheet – which had now become a stencil – was placed on a blank sheet of paper, and ink rolled over it so that the ink oozed through the holes, creating a duplicate on the second sheet. The process was commercialized [3] [4] and Zuccato applied for a patent in 1895 having stencils prepared by typewriting. [5]
A chart recorder which is part of a polygraph A circular chart recorder. A chart recorder is an electromechanical device that records an electrical or mechanical input trend onto a piece of paper (the chart).
A number of printer control languages were created to operate pen plotters, and transmit commands like "lift pen from paper", "place pen on paper", or "draw a line from here to here". Three common ASCII -based plotter control languages are Hewlett-Packard 's HP-GL , its successor HP-GL/2, and Houston Instruments DMPL .
"A composition composed of 10% of trichlorofluoromethane and 90% of a mixture of 50% methyl alcohol, 40% ethyl alcohol, 5% water and 5% of ethylene glycol mono-ethyl ether. This solvent mixture is non-flammable in the closed space of the reservoir and has a flash point of 100 °F when fully exposed to air.
Charles Sumner Tainter (April 25, 1854 – April 20, 1940) was an American scientific instrument maker, engineer and inventor, best known for his collaborations with Alexander Graham Bell, Chichester Bell, Alexander's father-in-law Gardiner Hubbard, and for his significant improvements to Thomas Edison's phonograph, resulting in the Graphophone, one version of which was the first Dictaphone.