JPS55133998A - Division of angle into five equal portion which is simple and practical - Google Patents

Division of angle into five equal portion which is simple and practical

Info

Publication number
JPS55133998A
JPS55133998A JP4139979A JP4139979A JPS55133998A JP S55133998 A JPS55133998 A JP S55133998A JP 4139979 A JP4139979 A JP 4139979A JP 4139979 A JP4139979 A JP 4139979A JP S55133998 A JPS55133998 A JP S55133998A
Authority
JP
Japan
Prior art keywords
division
practical
angle
equal portion
equal
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
JP4139979A
Other languages
Japanese (ja)
Inventor
Hisashi Saitou
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP4139979A priority Critical patent/JPS55133998A/en
Publication of JPS55133998A publication Critical patent/JPS55133998A/en
Pending legal-status Critical Current

Links

JP4139979A 1979-04-04 1979-04-04 Division of angle into five equal portion which is simple and practical Pending JPS55133998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4139979A JPS55133998A (en) 1979-04-04 1979-04-04 Division of angle into five equal portion which is simple and practical

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4139979A JPS55133998A (en) 1979-04-04 1979-04-04 Division of angle into five equal portion which is simple and practical

Publications (1)

Publication Number Publication Date
JPS55133998A true JPS55133998A (en) 1980-10-18

Family

ID=12607293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4139979A Pending JPS55133998A (en) 1979-04-04 1979-04-04 Division of angle into five equal portion which is simple and practical

Country Status (1)

Country Link
JP (1) JPS55133998A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7187130B1 (en) * 2022-10-20 2022-12-12 帰己二 五藤 Plotter for angle 3 and 5

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7187130B1 (en) * 2022-10-20 2022-12-12 帰己二 五藤 Plotter for angle 3 and 5

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