BR8001555ABR8001555ABR8001555ABR8001555ABR 8001555 ABR8001555 ABR 8001555ABR 8001555 ABR8001555 ABR 8001555ABR 8001555 ABR8001555 ABR 8001555ABR 8001555 ABR8001555 ABR 8001555A
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Priority claimed from US06/110,670external-prioritypatent/US4347983A/en
Application filed by Sontek IndfiledCriticalSontek Ind
Publication of BR8001555ApublicationCriticalpatent/BR8001555A/en