Kurt Haertel

Kurt Haertel · C. Heymanns

268 sayfa · 1980

Patent laws and legislation

Kurt Haertel · Heymann

246 sayfa · 1974

Patents (International law)

Kurt Haertel, Gernot Kaube · C. Heymann

331 sayfa · 1995

Inventions, Employees'

Kurt Haertel, Gernot Kaube · Heymann

434 sayfa · 2008

Inventions, Employees' / Digests

Kurt Haertel, Albrecht Krieger, Germany (West) · C. Heymanns Verlag

459 sayfa · 1969

Industrial property / Inventions, Employees' / Industrial property (International law)

Kurt Haertel, Albrecht Krieger, Saarland (Germany) · C. Heymann

Sayfa sayısı yok · 1960

Kategori yok

Gerd Kolle, Johann Strebel, Kurt Haertel · Heymanns

363 sayfa · 1998

Kategori yok

Friedrich-Karl Beier, Kurt Haertel, Gerhard Schricker, Hans Ballreich · C. Heymanns Verlag

Sayfa sayısı yok · 1984

Patent laws and legislation