JPS63180289U - - Google Patents

Info

Publication number
JPS63180289U
JPS63180289U JP7157187U JP7157187U JPS63180289U JP S63180289 U JPS63180289 U JP S63180289U JP 7157187 U JP7157187 U JP 7157187U JP 7157187 U JP7157187 U JP 7157187U JP S63180289 U JPS63180289 U JP S63180289U
Authority
JP
Japan
Prior art keywords
ruler
shaft
guide groove
protrusion
locking device
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
JP7157187U
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 JP7157187U priority Critical patent/JPS63180289U/ja
Publication of JPS63180289U publication Critical patent/JPS63180289U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP7157187U 1987-05-13 1987-05-13 Pending JPS63180289U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7157187U JPS63180289U (enrdf_load_stackoverflow) 1987-05-13 1987-05-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7157187U JPS63180289U (enrdf_load_stackoverflow) 1987-05-13 1987-05-13

Publications (1)

Publication Number Publication Date
JPS63180289U true JPS63180289U (enrdf_load_stackoverflow) 1988-11-21

Family

ID=30914246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7157187U Pending JPS63180289U (enrdf_load_stackoverflow) 1987-05-13 1987-05-13

Country Status (1)

Country Link
JP (1) JPS63180289U (enrdf_load_stackoverflow)

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