JPS63470Y2 - - Google Patents

Info

Publication number
JPS63470Y2
JPS63470Y2 JP3964881U JP3964881U JPS63470Y2 JP S63470 Y2 JPS63470 Y2 JP S63470Y2 JP 3964881 U JP3964881 U JP 3964881U JP 3964881 U JP3964881 U JP 3964881U JP S63470 Y2 JPS63470 Y2 JP S63470Y2
Authority
JP
Japan
Prior art keywords
blackboard
main body
pantograph
angle
fixed
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
JP3964881U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57151787U (enrdf_load_stackoverflow
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 filed Critical
Priority to JP3964881U priority Critical patent/JPS63470Y2/ja
Publication of JPS57151787U publication Critical patent/JPS57151787U/ja
Application granted granted Critical
Publication of JPS63470Y2 publication Critical patent/JPS63470Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP3964881U 1981-03-20 1981-03-20 Expired JPS63470Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3964881U JPS63470Y2 (enrdf_load_stackoverflow) 1981-03-20 1981-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3964881U JPS63470Y2 (enrdf_load_stackoverflow) 1981-03-20 1981-03-20

Publications (2)

Publication Number Publication Date
JPS57151787U JPS57151787U (enrdf_load_stackoverflow) 1982-09-24
JPS63470Y2 true JPS63470Y2 (enrdf_load_stackoverflow) 1988-01-07

Family

ID=29836774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3964881U Expired JPS63470Y2 (enrdf_load_stackoverflow) 1981-03-20 1981-03-20

Country Status (1)

Country Link
JP (1) JPS63470Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS57151787U (enrdf_load_stackoverflow) 1982-09-24

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