Ленинградский научно-исследовательский институт протезирования
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 Ленинградский научно-исследовательский институт протезированияfiledCriticalЛенинградский научно-исследовательский институт протезирования
Priority to SU2171813ApriorityCriticalpatent/SU530681A1/en
Application grantedgrantedCritical
Publication of SU530681A1publicationCriticalpatent/SU530681A1/en