176708 ⎘
Auxiliary processes in photography Smoothing; Renovating; Roughening; Matting; Cleaning; Lubricating; Flame-retardant treatments
METHOD FOR REMOVING SILVER MIRRORING FROM SURFACE OF BLACK-AND-WHITE NEGATIVE FILM
#2Media recovery technology
#3Device and Method to process media, in particular paper, film, leather, or fabric
#4Shape-restoring device and a restoring method for distorted filmstrips
#5METHOD FOR CLEANING OPTICAL FILMS