ES180390Y - PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES. - Google Patents

PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES.

Info

Publication number
ES180390Y
ES180390Y ES1972180390U ES180390U ES180390Y ES 180390 Y ES180390 Y ES 180390Y ES 1972180390 U ES1972180390 U ES 1972180390U ES 180390 U ES180390 U ES 180390U ES 180390 Y ES180390 Y ES 180390Y
Authority
ES
Spain
Prior art keywords
projectable
model related
pedagogical model
steam machines
steam
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
ES1972180390U
Other languages
Spanish (es)
Other versions
ES180390U (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.)
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 ES1972180390U priority Critical patent/ES180390Y/en
Publication of ES180390U publication Critical patent/ES180390U/en
Application granted granted Critical
Publication of ES180390Y publication Critical patent/ES180390Y/en
Expired legal-status Critical Current

Links

ES1972180390U 1972-05-13 1972-05-13 PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES. Expired ES180390Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1972180390U ES180390Y (en) 1972-05-13 1972-05-13 PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1972180390U ES180390Y (en) 1972-05-13 1972-05-13 PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES.

Publications (2)

Publication Number Publication Date
ES180390U ES180390U (en) 1973-02-16
ES180390Y true ES180390Y (en) 1973-11-16

Family

ID=8353531

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1972180390U Expired ES180390Y (en) 1972-05-13 1972-05-13 PROJECTABLE PEDAGOGICAL MODEL RELATED TO STEAM MACHINES.

Country Status (1)

Country Link
ES (1) ES180390Y (en)

Also Published As

Publication number Publication date
ES180390U (en) 1973-02-16

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