TREA

with adjustable slot with mechanism controlling relative movement of plates to form slot

Follow

Industry

  • CPC
  • G03B9/42
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G03Photography G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR G03B9/00Exposure-making shutters Diaphragms

Current Industry

G03B9/42with adjustable slot with mechanism controlling relative movement of plates to form slot
Industries