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

Noteworthy Patents.

Patents for chemists /

Poslední patent.

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).

The European patent : a European success story for innovation /

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

World Copyright an Encyclopedia. Vol. V. Index.

Patent na rozum : (o průmyslových právech) /

Journal of the Patent Office Society

Patents. An Introduction for Engineers and Scientists.

Inventions, patents, and thier management /

Patente der Natur : Unterhaltsames aus der Bionik /

Indexer : journal of the society of indexers.

Index.

World patents index : příručka pro uživatele /