High-Efficiency Air Squeegee and Soundtrack Developer Applicator for Color Films
Howard F. Ott, Robert C. Lovick · Journal of the Society of Motion Picture and Television Engineers · 1954
A soundtrack developer applicator of the roller type is described. It gives soundtracks of high quality and operates from the lowest practical processing-machine film speeds to over 340 fpm. Design features are discussed. Important to success of the applicator is a highly efficient squeegee which is described in detail.