Helmut Becker

E. Leitz Photographic Patents by Helmut Becker

• 1935 NOV 05 - FILM LOADING CASETTE
• 1935 NOV 23 - CAMERA FILM GUIDING MECHANISM
• 1935 DEC 20 - PHOTOGRAPHIC CAMERA (see above left)
• 1936 MAR 18 - PHOTOGRAPHIC FILM CAMERA
• 1937 MAR 23 - TRANSMISSION MECHANISM FOR PHOTOGRAPHIC CAMERAS (see above right)
• 1937 APR 21 - VIEW FINDER FOR PHOTOGRAPHIC CAMERAS
• 1937 OCT 27 - ROLL FILM CAMERA with Heinrich Broschke and Erich Filsinger
• 1967 APR 13 - CENTER FOCUSING PRISM BINOCULAR AND RETICLE with Kurt Jensen, Ernst Leitz II and Walter Rinker (see Trinovid 8 x 40 B)