ES222330A3 - Improvements introduced in the manufacture of signaling elements (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in the manufacture of signaling elements (Machine-translation by Google Translate, not legally binding)
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Shaping Of Tube Ends By Bending Or Straightening
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Biological Treatment Of Waste Water
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Physical Or Chemical Processes And Apparatus
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Abstract
Improvements introduced in the manufacture of signaling elements, characterized by being constituted by a three-dimensional frame with a spherical, cylindrical or convex profile on the signaling surface. (Machine-translation by Google Translate, not legally binding)
ES222330A1955-06-101955-06-10Improvements introduced in the manufacture of signaling elements (Machine-translation by Google Translate, not legally binding)
ExpiredES222330A3
(en)
A mechanical system of continuous movement with production of useful force based on the principle of archimedes and law of gravity (Machine-translation by Google Translate, not legally binding)
A mechanical system of continuous movement with production of useful force, based on the principle of archimedes and the law of gravity (Machine-translation by Google Translate, not legally binding)