JPS5423621B2 - - Google Patents

Info

Publication number
JPS5423621B2
JPS5423621B2 JP12200075A JP12200075A JPS5423621B2 JP S5423621 B2 JPS5423621 B2 JP S5423621B2 JP 12200075 A JP12200075 A JP 12200075A JP 12200075 A JP12200075 A JP 12200075A JP S5423621 B2 JPS5423621 B2 JP S5423621B2
Authority
JP
Japan
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
JP12200075A
Other languages
Japanese (ja)
Other versions
JPS5246941A (en
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 JP12200075A priority Critical patent/JPS5246941A/ja
Publication of JPS5246941A publication Critical patent/JPS5246941A/ja
Publication of JPS5423621B2 publication Critical patent/JPS5423621B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP12200075A 1975-10-09 1975-10-09 Device for lifting and lowering blackboard Granted JPS5246941A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12200075A JPS5246941A (en) 1975-10-09 1975-10-09 Device for lifting and lowering blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12200075A JPS5246941A (en) 1975-10-09 1975-10-09 Device for lifting and lowering blackboard

Publications (2)

Publication Number Publication Date
JPS5246941A JPS5246941A (en) 1977-04-14
JPS5423621B2 true JPS5423621B2 (enrdf_load_stackoverflow) 1979-08-15

Family

ID=14825069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12200075A Granted JPS5246941A (en) 1975-10-09 1975-10-09 Device for lifting and lowering blackboard

Country Status (1)

Country Link
JP (1) JPS5246941A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013014104A (ja) * 2011-07-06 2013-01-24 Sakawa:Kk ボード昇降機構

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5362453U (enrdf_load_stackoverflow) * 1976-10-28 1978-05-26
JP6947415B2 (ja) * 2019-02-06 2021-10-13 株式会社青井黒板製作所 昇降黒板装置
JP7249710B1 (ja) * 2022-12-21 2023-03-31 株式会社青井黒板製作所 昇降黒板装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013014104A (ja) * 2011-07-06 2013-01-24 Sakawa:Kk ボード昇降機構

Also Published As

Publication number Publication date
JPS5246941A (en) 1977-04-14

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