DEVELOPING AND STABILIZING CHEMICALS FOR USE IN THE STABILIZATION PROCESS OF PHOTOSENSITIVE MATERIAL (PAPER AND FILM)

PHOTOGRAPHIC PRINT PROCESSING APPARATUS-NAMELY, UNITS FOR PROCESSING EXPOSED PHOTOGRAPHIC SENSITIZED MATERIALS, PORTABLE DARK ROOMS, DRYERS FOR PHOTOGRAPHIC PRINTS AND APPARATUS FOR VARYING THE CONTRAST CHARACTERISTICS OF PHOTOGRAPHIC SENSITIZED MATERIALS

Photographic Print Processing Apparatus-Namely, Desk-Top Units for Processing Exposed Photographic Sensitized Materials

REPRODUCING BALL PENS AND REPRODUCING LEAD PENCILS AND ERASERS