BR8404337A - Aperfeicoamento em central de interfones
- Google Patents
Aperfeicoamento em central de interfones
Info
Publication number
BR8404337A
BR8404337ABR8404337ABR8404337ABR8404337ABR 8404337 ABR8404337 ABR 8404337ABR 8404337 ABR8404337 ABR 8404337ABR 8404337 ABR8404337 ABR 8404337ABR 8404337 ABR8404337 ABR 8404337A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Antonio Justo Calatayud MerinofiledCriticalAntonio Justo Calatayud Merino
Priority to BR8404337ApriorityCriticalpatent/BR8404337A/pt
Publication of BR8404337ApublicationCriticalpatent/BR8404337A/pt