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Patent applications and USPTO patent grants for Holec Systemen En Componenten B.V..The latest application filed is for "superconducting rectifier for the conversion of a relatively low alternating current into a relatively high direct current".
Patent | Date |
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Superconducting rectifier for the conversion of a relatively low alternating current into a relatively high direct current Grant 4,709,314 - van de Klundert , et al. November 24, 1 | 1987-11-24 |
Winding system for air-cooled transformers Grant 4,663,603 - van Riemsdijk , et al. May 5, 1 | 1987-05-05 |
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