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Application filed by Institutul Politehnic,RofiledCriticalInstitutul Politehnic,Ro
Priority to RO83112738ApriorityCriticalpatent/RO88813A2/ro
Publication of RO88813A2publicationCriticalpatent/RO88813A2/ro
Electric field device and method for making the same and electrostatic treatment apparatus of object matters by making use of the electric field device