Signature: PLRPAT126517
Published: [S.l.]: [s.n.], 1985
Extent: 2 s., 1 obr.
Keywords: patenty
Publication type: patenty
Notes: 1 dvojlist, G 01 C 15/10, E 21 B 47/02., 15.2.1979, 25.8.1980
The record appears in these collections:
Library VÚGTK > Patents
Monographic Publications