Description based on: 1997 Jan.-Jul. (1/5); title from disc label.
Summary
Contains representative members of patent families issued by the United States, World Intellectual Property Office, European Patent Office, Great Britain , Germany, France and Switzerland.
Numbering
Disks for 1971-1996 numbered GP-1 - GP-116; Jan./July 1997, numbered 1/5, Jan./July 1997 numbered 2/5, Jan.-July 1997 numbered 3/5, etc.