MAYACHNOSHTUKATURNY LEVEL 'MASHTURK' Kolesnikov

摘要

FIELD: construction.;SUBSTANCE: ground plastering level consists of a section of a pipe with rectangular section. Near both ends the straightener is equipped with pressing spring-loaded screws and forcing screws, one piece of every type, at both ends of the straightener.;EFFECT: reduced labour intensiveness of grounds installation, higher quality of grounds.;3 cl, 4 dwg