DEVICE FOR SIMULTANEOUS REPRODUCTION OF QUADRATIC, QUARTIC AND SEXTIC CURVES
A device for simultaneous reproduction of quadratic, quartic and sextic curves comprises a rectangular lever, a fixed vertical guide interconnected by joints and sliders. The device is equipped with vertical and horizontal beams, two wings interconnected by hinges joints and T-shaped slides. Прибор...
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Format: | Patent |
Sprache: | eng ; rus ; ukr |
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