An abrasive member comprises a metal film (2) attached to one surface of a flexible sheet (1), a mask (13) of plating resistant material on the exposed surface of the metal film, the plating resistant material having a multitude of discrete openings (14) therein, and metal (3) electrodeposited through...http://www.google.se/patents/US5066312?utm_source=gb-gplus-sharePatent US5066312 - Flexible abrasives
