CA718162A - Height-adjustable school blackboard - Google Patents

Height-adjustable school blackboard

Info

Publication number
CA718162A
CA718162A CA718162A CA718162DA CA718162A CA 718162 A CA718162 A CA 718162A CA 718162 A CA718162 A CA 718162A CA 718162D A CA718162D A CA 718162DA CA 718162 A CA718162 A CA 718162A
Authority
CA
Canada
Prior art keywords
height
adjustable school
school blackboard
blackboard
adjustable
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
CA718162A
Inventor
Jenny Hans
Altmann Max
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.)
PALOR AG NIEDERURNEN
Original Assignee
PALOR AG NIEDERURNEN
Publication date
Application granted granted Critical
Publication of CA718162A publication Critical patent/CA718162A/en
Expired legal-status Critical Current

Links

CA718162A Height-adjustable school blackboard Expired CA718162A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA718162T

Publications (1)

Publication Number Publication Date
CA718162A true CA718162A (en) 1965-09-21

Family

ID=36053738

Family Applications (1)

Application Number Title Priority Date Filing Date
CA718162A Expired CA718162A (en) Height-adjustable school blackboard

Country Status (1)

Country Link
CA (1) CA718162A (en)

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