ES383592A1 - A shuttering device for projecting a slide on a projector on a screen. (Machine-translation by Google Translate, not legally binding)
- Google Patents
A shuttering device for projecting a slide on a projector on a screen. (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TRANSART Ltd
Original Assignee
TRANSART Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by TRANSART LtdfiledCriticalTRANSART Ltd
Priority to ES383592ApriorityCriticalpatent/ES383592A1/en
Publication of ES383592A1publicationCriticalpatent/ES383592A1/en
A shutter device for projecting on a screen a slide arranged in a projector, said device comprising frame or frame means for defining a window through which the light passes to project images on the slides, the device being characterized by shutter organs to mask all or selected portions of said window to define selected portions of said images for projection. (Machine-translation by Google Translate, not legally binding)
ES383592A1970-09-121970-09-12A shuttering device for projecting a slide on a projector on a screen. (Machine-translation by Google Translate, not legally binding)
ExpiredES383592A1
(en)