ES61852U - Improved projection screen (Machine-translation by Google Translate, not legally binding) - Google Patents

Improved projection screen (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES61852U
ES61852U ES0061852U ES61852U ES61852U ES 61852 U ES61852 U ES 61852U ES 0061852 U ES0061852 U ES 0061852U ES 61852 U ES61852 U ES 61852U ES 61852 U ES61852 U ES 61852U
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
projection screen
Prior art date
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.)
Granted
Application number
ES0061852U
Other languages
Spanish (es)
Other versions
ES61852Y (en
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.)
Exacta SA
Original Assignee
Exacta SA
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 Exacta SA filed Critical Exacta SA
Priority to ES0061852U priority Critical patent/ES61852Y/en
Publication of ES61852U publication Critical patent/ES61852U/en
Application granted granted Critical
Publication of ES61852Y publication Critical patent/ES61852Y/en
Expired legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)

Abstract

Projection screen, perfected, characterized by the fact of being constituted by a canvas, usually of the luminous type, of rectangular shape, joined to two rollers located on its horizontal end sides, the last and bottom being hidden under a cylindrical envelope that presents a window or longitudinal notch along a generatrix, and rotating on its ends that act as bearing rolling on respective fixed caps to the cylindrical envelope. (Machine-translation by Google Translate, not legally binding)
ES0061852U 1957-09-13 1957-09-13 Projection screen perfected Expired ES61852Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0061852U ES61852Y (en) 1957-09-13 1957-09-13 Projection screen perfected

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0061852U ES61852Y (en) 1957-09-13 1957-09-13 Projection screen perfected

Publications (2)

Publication Number Publication Date
ES61852U true ES61852U (en) 1957-10-16
ES61852Y ES61852Y (en) 1958-09-01

Family

ID=52704279

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0061852U Expired ES61852Y (en) 1957-09-13 1957-09-13 Projection screen perfected

Country Status (1)

Country Link
ES (1) ES61852Y (en)

Also Published As

Publication number Publication date
ES61852Y (en) 1958-09-01

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