Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Light box assembly for an overhead projector

Light box assembly for an overhead projector

US Patent D307030 · Granted Apr 3, 1990

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Portable overhead projector1994
Video imaging podium1991
Overhead projector1989
Foldable transparency enlarger for overhead projector1988
Overhead projector1985
Portable overhead projector1984