Noteworthy Patents.

Patents for chemists /

Patent zvaný toleranční /

European patents handbook. Volume 1.

European patents handbook. Volume 2.

Information sources in patents /

An introduction to patent law /

Official journal (Patents).

Index of Patents. Part 1, List of Patents. Issued from the United States Patent Office. 1968.

The European patent : a European success story for innovation /

Mainly on patents : the use of literature of industrial property and its literature /

Patents. An Introduction for Engineers and Scientists.

Patent na rozum : (o průmyslových právech) /

World patents index : příručka pro uživatele /

Inventions, patents, and thier management /

Journal of the Patent Office Society

Patente der Natur : Unterhaltsames aus der Bionik /

Patent NRV. Besedy s azerbajdžanskimi učenymi.

BZS Patented Bunker Feeding Systems.

Canadian patent office record : Gazette du Bureau des brevets.

Úvahy o československém jaru 1968 /

Poslední patent.