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Application filed by Рязанский Станкостроительный ЗаводfiledCriticalРязанский Станкостроительный Завод
Priority to SU772445831ApriorityCriticalpatent/SU671934A1/en
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Publication of SU671934A1publicationCriticalpatent/SU671934A1/en
1. За вка 2141116/25-08 кл. В 23 В 31/16, 1975, по которой прин то решение о выдаче авторского свидетельства.1. For 2141116 / 25-08 cl. In 23 31/16, 1975, according to which the decision to issue an author's certificate was made.