A patent print poster of a Color Filter Assembly for a Bell & Howell Eyemo Turret Camera invented by Thomas J. Walsh. The patent was issued by the United States Patent Office on January 30, 1940. The invention allows a means to adapt certain types of cameras to the use of color filters. The patents depicts the filters on a “Bell & Howell—Eyemo Camera-Small Turret Model”.
Patent prints allow you to have a piece of history in your home, office, man cave, geek den or anywhere you wish to add an interesting touch.
