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BOEGER DUPLOMAT APPARATE KG DR

Overview
  • Total Patents
    16
About

BOEGER DUPLOMAT APPARATE KG DR has a total of 16 patent applications. Its first patent ever was published in 1971. It filed its patents most often in Germany, United Kingdom and Canada. Its main competitors in its focus markets optics and textiles and paper are IWAN SERRURIER, CHARLES EDWARD HILLERY COLLING and THIRD DIMENSION PICTURES INC.

Patent filings in countries

World map showing BOEGER DUPLOMAT APPARATE KG DRs patent filings in countries
# Country Total Patents
#1 Germany 10
#2 United Kingdom 4
#3 Canada 1
#4 United States 1

Patent filings per year

Chart showing BOEGER DUPLOMAT APPARATE KG DRs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Holthusen Bernd 6
#2 Gusovius Eckart 1
#3 Hocthusen Bernd 1

Latest patents

Publication Filing date Title
DE3242810A1 Device for treating photographic sheet material with liquids
DE3124458A1 Light integrator for reproduction cameras and copiers
DE3117022A1 PRE-EXPOSURE DEVICE IN A REPRODUCTION CAMERA
DE3045157A1 LENS SLIDE ARRANGEMENT ON A REPRODUCTION CAMERA
GB2064147A Back-lighting arrangement for copying cameras
DE2945166A1 CIRCUIT ARRANGEMENT FOR CONTROLLING THE EXPOSURE TIME OF REPRODUCTION CAMERAS
DE2751872A1 Automatic optical bench for process camera - has coded track read by sensors on each optical element
DE2405952A1 Vacuum cassette plate for camera - has space under plate divided by walls and pressure control valves to suit size of film
DE2302757A1 SUCTION CASSETTE FOR CAMERS
DE2225416A1 PROCEDURE FOR SETTING UP A REPRO CAMERA