A brushless white-out correcting fluid applicator for use in applying white-out fluid to paper without using a brush. The white-out fluid is a suspension including a substantial proportion of white or substantially white particles, such as titanium dioxide, or other color particles. The applicator includes...http://www.google.es/patents/US4923317?utm_source=gb-gplus-sharePatente US4923317 - Brushless white-out correcting fluid applicator
