Bell & Howell offered what appeared at first glance to be an Apple II Plus clone in a distinctive black plastic case .
Bell & Howell is an audiovisual equipment manufacturer whose products ( particularly film projectors ) were ubiquitous in American schools .
Bell & Howell , an audiovisual equipment manufacturer whose products ( particularly film projectors ) were ubiquitous in American schools , offered what appeared at first glance to be an Apple II Plus clone in a distinctive black plastic case .