Signature: 37167
Published: b.m.: Leningrad. ord. Trudovogo Krasnogo Znameni inženernostroitel'nyj institut, 1973


Extent: 2 s., 1 obr.
Publication type: patenty
Notes: G 01 c 15/04. - 31. 5. 1971, 23. 1. 1973. - SSSR PATSP 367 339.- 1 seš.; 19. 4. 1973

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Library VÚGTK > Patents
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