Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 SU375252A1 - - Google Patents
В. И. Борисов А. Б. Рубинштейн Хантайгэсстрой Всесоюзный государственный проектно изыскательский научно исследовательский институт Энергосетьпроект вители Б. П. Филонович
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 filedfiledCritical
Priority to SU1374687ApriorityCriticalpatent/SU375252A1/ru
Application grantedgrantedCritical
Publication of SU375252A1publicationCriticalpatent/SU375252A1/ru