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Priority to ES99448UpriorityCriticalpatent/ES99448Y/en
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By grouping of formats for electrostatic generators, essentially characterized, because they are of different waveforms, being these derived from geometric shapes of sinusoidal, triangular and rectangular type. (Machine-translation by Google Translate, not legally binding)
ES99448U1963-05-161963-05-16
GROUPING OF FORMATS FOR ELECTROSTATIC GENERATORS.
ExpiredES99448Y
(en)
Procedure for the obtaining of salts from the hemiesters of chloranphenicol and benzopiridines (Machine-translation by Google Translate, not legally binding)