Houston Instruments was a manufacturer of pen plotters. They used the DMPL
DMPL
Digital Microprocessor Plotter Language is a vector graphics file format from Houston
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Houston Instruments was a manufacturer of pen plotters. They used the DMPL
DMPL
Digital Microprocessor Plotter Language is a vector graphics file format from Houston Instruments developed to control pen plotters and later used on cutting plotters.... plotting control language. They competed with Hewlett Packard plotters such as the HP 7470
HP 7470
The HP 7470 was a small low-cost desktop pen plotter introduced by Hewlett Packard's San Diego division. It used a revolutionary "grit wheel" design which moved the paper held in place by a wheel with embedded grit and a pinch roller.... .
