JPS5581091U - - Google Patents

Info

Publication number
JPS5581091U
JPS5581091U JP16534878U JP16534878U JPS5581091U JP S5581091 U JPS5581091 U JP S5581091U JP 16534878 U JP16534878 U JP 16534878U JP 16534878 U JP16534878 U JP 16534878U JP S5581091 U JPS5581091 U JP S5581091U
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.)
Pending
Application number
JP16534878U
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 JP16534878U priority Critical patent/JPS5581091U/ja
Publication of JPS5581091U publication Critical patent/JPS5581091U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP16534878U 1978-11-30 1978-11-30 Pending JPS5581091U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16534878U JPS5581091U (ja) 1978-11-30 1978-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16534878U JPS5581091U (ja) 1978-11-30 1978-11-30

Publications (1)

Publication Number Publication Date
JPS5581091U true JPS5581091U (ja) 1980-06-04

Family

ID=29163659

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16534878U Pending JPS5581091U (ja) 1978-11-30 1978-11-30

Country Status (1)

Country Link
JP (1) JPS5581091U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112572029A (zh) * 2019-09-30 2021-03-30 田中毅彦 便携式折叠形体规尺
CN112622495A (zh) * 2021-01-05 2021-04-09 顾礼敬 一种几何绘图工具

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4820538B1 (ja) * 1969-03-05 1973-06-21

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4820538B1 (ja) * 1969-03-05 1973-06-21

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112572029A (zh) * 2019-09-30 2021-03-30 田中毅彦 便携式折叠形体规尺
CN112622495A (zh) * 2021-01-05 2021-04-09 顾礼敬 一种几何绘图工具

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