JPS522617A - Method of manufacturing blackboard - Google Patents

Method of manufacturing blackboard

Info

Publication number
JPS522617A
JPS522617A JP7827675A JP7827675A JPS522617A JP S522617 A JPS522617 A JP S522617A JP 7827675 A JP7827675 A JP 7827675A JP 7827675 A JP7827675 A JP 7827675A JP S522617 A JPS522617 A JP S522617A
Authority
JP
Japan
Prior art keywords
blackboard
manufacturing
manufacturing blackboard
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.)
Pending
Application number
JP7827675A
Other languages
Japanese (ja)
Inventor
Shiyounosuke Yamashita
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.)
TOOKAI KK
Tokai Corp
Original Assignee
TOOKAI KK
Tokai Corp
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 by TOOKAI KK, Tokai Corp filed Critical TOOKAI KK
Priority to JP7827675A priority Critical patent/JPS522617A/en
Publication of JPS522617A publication Critical patent/JPS522617A/en
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP7827675A 1975-06-23 1975-06-23 Method of manufacturing blackboard Pending JPS522617A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7827675A JPS522617A (en) 1975-06-23 1975-06-23 Method of manufacturing blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7827675A JPS522617A (en) 1975-06-23 1975-06-23 Method of manufacturing blackboard

Publications (1)

Publication Number Publication Date
JPS522617A true JPS522617A (en) 1977-01-10

Family

ID=13657440

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7827675A Pending JPS522617A (en) 1975-06-23 1975-06-23 Method of manufacturing blackboard

Country Status (1)

Country Link
JP (1) JPS522617A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6158794A (en) * 1984-08-30 1986-03-26 株式会社トーカイ Manufacture of blackboard, surface thereof is cured

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6158794A (en) * 1984-08-30 1986-03-26 株式会社トーカイ Manufacture of blackboard, surface thereof is cured

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