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 The Libley Owens Sheet Glass CompanyfiledCriticalThe Libley Owens Sheet Glass Company
Priority to GR230100414ApriorityCriticalpatent/GR414B/el
Publication of GR414BpublicationCriticalpatent/GR414B/el