JPS6255489U - - Google Patents

Info

Publication number
JPS6255489U
JPS6255489U JP14886985U JP14886985U JPS6255489U JP S6255489 U JPS6255489 U JP S6255489U JP 14886985 U JP14886985 U JP 14886985U JP 14886985 U JP14886985 U JP 14886985U JP S6255489 U JPS6255489 U JP S6255489U
Authority
JP
Japan
Prior art keywords
blackboard
chalk
suck
powder
board
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
JP14886985U
Other languages
English (en)
Japanese (ja)
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 JP14886985U priority Critical patent/JPS6255489U/ja
Publication of JPS6255489U publication Critical patent/JPS6255489U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP14886985U 1985-09-27 1985-09-27 Pending JPS6255489U (US07321065-20080122-C00160.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14886985U JPS6255489U (US07321065-20080122-C00160.png) 1985-09-27 1985-09-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14886985U JPS6255489U (US07321065-20080122-C00160.png) 1985-09-27 1985-09-27

Publications (1)

Publication Number Publication Date
JPS6255489U true JPS6255489U (US07321065-20080122-C00160.png) 1987-04-06

Family

ID=31063540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14886985U Pending JPS6255489U (US07321065-20080122-C00160.png) 1985-09-27 1985-09-27

Country Status (1)

Country Link
JP (1) JPS6255489U (US07321065-20080122-C00160.png)

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