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ES79099A1 - Improved teaching device. - Google Patents

Improved teaching device.

Info

Publication number
ES79099A1
ES79099A1 ES79099A ES79099A ES79099A1 ES 79099 A1 ES79099 A1 ES 79099A1 ES 79099 A ES79099 A ES 79099A ES 79099 A ES79099 A ES 79099A ES 79099 A1 ES79099 A1 ES 79099A1
Authority
ES
Spain
Prior art keywords
teaching device
improved teaching
improved
teaching
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
ES79099A
Other languages
Spanish (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.)
Edmons George Rowland
Original Assignee
Edmons George Rowland
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 Edmons George Rowland filed Critical Edmons George Rowland
Priority to ES79099A priority Critical patent/ES79099A1/en
Publication of ES79099A1 publication Critical patent/ES79099A1/en
Expired legal-status Critical Current

Links

ES79099A 1921-08-13 1921-08-13 Improved teaching device. Expired ES79099A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES79099A ES79099A1 (en) 1921-08-13 1921-08-13 Improved teaching device.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES79099A ES79099A1 (en) 1921-08-13 1921-08-13 Improved teaching device.

Publications (1)

Publication Number Publication Date
ES79099A1 true ES79099A1 (en) 1921-12-01

Family

ID=64249921

Family Applications (1)

Application Number Title Priority Date Filing Date
ES79099A Expired ES79099A1 (en) 1921-08-13 1921-08-13 Improved teaching device.

Country Status (1)

Country Link
ES (1) ES79099A1 (en)

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