The international photographer (Jan-Dec 1939)

For Distinguished Achievement Joseph Ruttenberg PHOTOGRAPHY Oliver Marsh and Alan Davey COLOR Gordon Jennings, Dev Jennings, Irmin Roberts, Art Smith and Jan Domela SPECIAL EFFECTS Farciot Edouart and Loyal Griggs TRANSPARENCIES Sincere Congratulations MOLE-RICHARDSON CO. 941 N. SYCAMORE AVENUE HOLLYWOOD, CALIFORNIA Precision Laboratory Equipment 35mm . . . 16mm Color Developing Machines . . . Optical Printers . . . Light Testing Machines . . . Continuous Printers . . . Registration Step Printers . . . Color Printers FRIED CAMERA CO. 6156 Santa Monica Blvd. Hollywood, Calif. Cable Address: Friedcamco CINEX Light Testers — Polishers used by all Major Studios. We are the sole Manufacturers and Distributors. Manufacturer of 16mm and 35mm Recording Heads, Developing Machines, Bipack Color and Black and White Printers, Rewinds. Special Machinery built to order. CINEMA ARTS-CRAFTS 914 No. Fairfax HE 1984 Hollywood, Calif. Cable Address: "CINEBARSAM" the latter is placed in position in the camera. No. 2,143,786— Photographic Screening Dye. Leopold D. Marines, Leopold Godowsky, Jr., and Burt H. Carroll, Rochester, N. Y., assignors to Eastman Kodak Co. Application March 15, 1935. 13 Claims. A photographic element including an emulsion layer sensitive to blue light and in contact therewith a screening layer comprising a transparent material containing a nuclear hydroxy de rivative of an aromatic azo compound uniform] dispersed therethrough, and a sensitive emulsio layer containing a cyanine dye adjacent to tli screening layer. No. 2,143,787 — Sound Track for Multilayei Film. Leopold D. Marines and Leopold Godow sky, Jr., assignors to Eastman Kodak Co. Aj plication Dec. 11, 1936. 2 Calims. A method of forming a sound track on a mult layer film which consists converting only th sound track to silver sulfide, and coloring th film in a series of steps which does not affec the silver sulfide sound image. No. 2,143,791 — Photographic Stripping Fiu Gale F. Nadeau, assignor to Eastman Koda Co. Application May 16, 1936. 9 Claims. A stripping film having a temporary suppor carrying a cellulose ester permanent suppoi, which carries the emulsion. No. 2,143,810— Film Handlinc Machine. Hem E. Van Derhoef, assignor to Eastman Koda^ Co. Application Nov. 19, 1937. 14 Claims. A machine for treating a strip of sheet mate, rial which has a drum supporting the strip a| its edges and means for applying a fluid ti support the film between its edges. No. 2,143,813 — Focusing Lens Mount. Donali L. Wood, assignor to Eastman Kodak Co. Apl plication March 15, 1938. 5 Claims. A focusing mount for lens which has fixed lew elements and a movable focusing element. No. 2,144,088— Film Feed Apparatus. Albert B Scott, assignor to S. C. K. Corp., Los Angeles Calif. Application April 9, 1937. 2 Claims A film feed apparatus in which an idler roller around which the film passes, is intermittent!; forced downward by a cam. No. 2,144,209 — Motion Picture Projector. Emi VoUenweider, Sacramento, Calif. Applicatior March 15, 1937. 8 claims. A motion picture projector for use with variou width films, with a gate for wider film locatec behind a gate for narrower film. No. 2,144,210 — Sprocket Film Feed for Motiois Picture Projectors. Emil VoUenweider, Sacramento, Calif. Original application, March 5, 1937. Divided and this application Sept. 28; 1937. 3 claims. A sprocket for a motion picture projector foi various width films in which the sprocket con sists of a pair of concentric sprocket sections the outer section being the one of less diameter. No. 2,144,211 — Selective Drive for Projector! Reels. Emil VoUenweider, Sacramento, Calif. Application March 18, 1938. 14 Claims. A film reel drive mechanism in which either oil both the reels may be driven by a spindle. No. 2.144,258— Film Tensioning Device. Wilbw\ M. Flaherty, Fort Dodge, Iowa. Application Nov. 16, 1936. 7 Claims. A film tensioning device having a pair of shoes which bear on opposite faces of the film. No. 2,144,363 — 'System for the Distribution of Electrical Energy'. Donald W. Coote: Baldwin, N. Y., assignor to Trans-Lux Corp.. a corporation of Delaware. Application Feb. 6, 1935. 4 Claims. A system of connecting the arc lights of individual motoin picture projectors to rectifiers. No. 2,144,457 — Process of Producing Color Films by the Subtractive Three-color Method. Ludwig Horst, Berlin-Halensee, Germany. Application April 4, 1938. In Great Britain Sept. 16, 1936. 3 Claims. A method of making three-color positive films which includes printing two of the separation negatives on opposite faces of a positive film and coloring them, and then treating the film with a bichromated colloid and printing the third negative on the latter. No. 2,144,622 — Magazine for Motion Picture Cameras. Adolph M. Frost, Arverne, N. Y.,. assignor of 90% to Ernest Stern, Astoria, N. Y. Application July 27, 1936. 3 Claims. A brake for film in a film magazine consisting of projections in the walls of the path of the film so that the film does not move except when urged by the propelling mechanism. 28