Patents for inventions : Abridgements of specifications relating to writing instruments and materials.

Shranjeno v:
Bibliografske podrobnosti
Korporativna značnica: Great Britain. Patent Office
Format: Knjiga
Jezik:English
Izdano: Lond. : Office of the Commissioners of Patents for Inventions, 1869, 1882.
Teme:
Kazalo:
  • Pt.1, A.D. 1635-1866. Pt.2, A.D. 1867-1876.