175893 ⎘
Projectors or projection-type viewers; Accessories therefor; Projectors with built-in or built-on screen for microfilm reading
Sub-classes:Image mark sensing systems and methods
#2Spontaneous pop-up display device
#3Image mark sensing systems and methods
#4Image mark sensing systems and methods
#5Digital microform imaging apparatus
#6Digital microform imaging apparatus
#7Digital microform imaging apparatus
#8Method and device for accessing microforms
#9MINI PROJECTOR FOR CALENDAR DATA
#10Digital microform imaging apparatus