BR8800972A -
DEVICE FOR OPENING AND CLOSING DOORS
- Google Patents
DEVICE FOR OPENING AND CLOSING DOORS
Info
Publication number
BR8800972A
BR8800972ABR8800972ABR8800972ABR8800972ABR 8800972 ABR8800972 ABR 8800972ABR 8800972 ABR8800972 ABR 8800972ABR 8800972 ABR8800972 ABR 8800972ABR 8800972 ABR8800972 ABR 8800972A
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 Hyo Won Chang, Edward Jae YifiledCriticalHyo Won Chang
Priority to BR8800972ApriorityCriticalpatent/BR8800972A/en
Publication of BR8800972ApublicationCriticalpatent/BR8800972A/en