Signature: PLRPAT103586
Published: [S.l.]: [s.n.], 1979


Extent: 3 s., 1 obr.
Keywords: patenty
Publication type: patenty
Notes: 1 sv., G 01 C 15/10, E 21 B 47/02., 25.1.1977, 21.11.1977

The record appears in these collections:
Library VÚGTK > Patents
Monographic Publications