AU416812B2 - Improvements in or relating to didactic apparatus - Google Patents

Improvements in or relating to didactic apparatus

Info

Publication number: AU416812B2
Authority: AU; Australia
Prior art keywords: relating; didactic; didactic apparatus
Prior art date: 1965-11-08
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

AU66263/65A

Other versions

AU6626365A (en

Inventor

) EDUARD RITTER Pi

Filing date

1965-11-08

Publication date

1967-05-11

1965-11-08 Application filed filed Critical

1967-05-11 Application granted granted Critical

1967-05-11 Publication of AU416812B2 publication Critical patent/AU416812B2/en

1967-05-11 Publication of AU6626365A publication Critical patent/AU6626365A/en

Status Expired legal-status Critical Current

Links

AU66263/65A 1965-11-08 Improvements in or relating to didactic apparatus Expired AU416812B2 (en)

Publications (2)

Publication Number	Publication Date
AU416812B2 true AU416812B2 (en)	1967-05-11
AU6626365A AU6626365A (en)	1967-05-11

Family

ID=

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