ES175799Y - Mesa de profesor con retroproyector. - Google Patents

Mesa de profesor con retroproyector.

Info

Publication number
ES175799Y
ES175799Y ES1971175799U ES175799U ES175799Y ES 175799 Y ES175799 Y ES 175799Y ES 1971175799 U ES1971175799 U ES 1971175799U ES 175799 U ES175799 U ES 175799U ES 175799 Y ES175799 Y ES 175799Y
Authority
ES
Spain
Prior art keywords
teacher
rear projector
projector
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.)
Expired
Application number
ES1971175799U
Other languages
English (en)
Other versions
ES175799U (es
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.)
Empresa Nacional de Optica SA
Original Assignee
Empresa Nacional de Optica 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 Empresa Nacional de Optica SA filed Critical Empresa Nacional de Optica SA
Priority to ES1971175799U priority Critical patent/ES175799Y/es
Publication of ES175799U publication Critical patent/ES175799U/es
Application granted granted Critical
Publication of ES175799Y publication Critical patent/ES175799Y/es
Expired legal-status Critical Current

Links

ES1971175799U 1971-12-30 1971-12-30 Mesa de profesor con retroproyector. Expired ES175799Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1971175799U ES175799Y (es) 1971-12-30 1971-12-30 Mesa de profesor con retroproyector.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1971175799U ES175799Y (es) 1971-12-30 1971-12-30 Mesa de profesor con retroproyector.

Publications (2)

Publication Number Publication Date
ES175799U ES175799U (es) 1972-07-01
ES175799Y true ES175799Y (es) 1973-01-16

Family

ID=8350041

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1971175799U Expired ES175799Y (es) 1971-12-30 1971-12-30 Mesa de profesor con retroproyector.

Country Status (1)

Country Link
ES (1) ES175799Y (es)

Also Published As

Publication number Publication date
ES175799U (es) 1972-07-01

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