Signature: PLRPAT105699
Published: [S.l.]: [s.n.], 1979


Extent: 4 sl., 1 obr.
Keywords: patenty
Publication type: patenty
Notes: 1 list, G 01 C 15/00, E 21 B 49/00., 29.12.1976, 3.7.1978

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