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AU160786B2 - Improved apparatus for teaching - Google Patents
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AU160786B2 - Improved apparatus for teaching - Google Patents

Improved apparatus for teaching

Info

Publication number
AU160786B2
AU160786B2 AU13781/52A AU1378152A AU160786B2 AU 160786 B2 AU160786 B2 AU 160786B2 AU 13781/52 A AU13781/52 A AU 13781/52A AU 1378152 A AU1378152 A AU 1378152A AU 160786 B2 AU160786 B2 AU 160786B2
Authority
AU
Australia
Prior art keywords
teaching
improved apparatus
improved
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
AU13781/52A
Other versions
AU1378152A (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.)
JOHN JAMES LLEWELLYN
Original Assignee
JOHN JAMES LLEWELLYN
Filing date
Publication date
Application filed by JOHN JAMES LLEWELLYN filed Critical JOHN JAMES LLEWELLYN
Application granted granted Critical
Publication of AU160786B2 publication Critical patent/AU160786B2/en
Publication of AU1378152A publication Critical patent/AU1378152A/en
Expired legal-status Critical Current

Links

AU13781/52A 1952-10-29 Improved apparatus for teaching Expired AU160786B2 (en)

Publications (2)

Publication Number Publication Date
AU160786B2 true AU160786B2 (en) 1953-10-29
AU1378152A AU1378152A (en) 1953-10-29

Family

ID=

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