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 Uk Nii Protezirovaniya Pote OcfiledCriticalUk Nii Protezirovaniya Pote Oc
Priority to SU914913662ApriorityCriticalpatent/RU1785670C/en
Application grantedgrantedCritical
Publication of RU1785670CpublicationCriticalpatent/RU1785670C/en