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Priority to SU772454228ApriorityCriticalpatent/SU634919A1/en
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лью повышени долговечности, нажимной новленных с возможностью свободного враконус выполнен в виде набора дисков, уста- щени .The increased durability of the pressure knotted ones with the possibility of a free spin on it is made in the form of a set of disks, and installation.
634919634919
SU772454228A1977-02-181977-02-18Burnishing tool for working internal walls of cylinders with circumferentially asymmetrically arranged cutaway portions
SU634919A1
(en)