JPS53109722A - Parabolic drawing instrument - Google Patents

Parabolic drawing instrument

Info

Publication number
JPS53109722A
JPS53109722A JP2458377A JP2458377A JPS53109722A JP S53109722 A JPS53109722 A JP S53109722A JP 2458377 A JP2458377 A JP 2458377A JP 2458377 A JP2458377 A JP 2458377A JP S53109722 A JPS53109722 A JP S53109722A
Authority
JP
Japan
Prior art keywords
parabolic
drawing instrument
instrument
parabolic drawing
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
JP2458377A
Other languages
Japanese (ja)
Inventor
Takao Nikudo
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 JP2458377A priority Critical patent/JPS53109722A/en
Publication of JPS53109722A publication Critical patent/JPS53109722A/en
Pending legal-status Critical Current

Links

JP2458377A 1977-03-07 1977-03-07 Parabolic drawing instrument Pending JPS53109722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2458377A JPS53109722A (en) 1977-03-07 1977-03-07 Parabolic drawing instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2458377A JPS53109722A (en) 1977-03-07 1977-03-07 Parabolic drawing instrument

Publications (1)

Publication Number Publication Date
JPS53109722A true JPS53109722A (en) 1978-09-25

Family

ID=12142175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2458377A Pending JPS53109722A (en) 1977-03-07 1977-03-07 Parabolic drawing instrument

Country Status (1)

Country Link
JP (1) JPS53109722A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002595A (en) * 2014-06-05 2014-08-27 上海理工大学 Curve gauge capable of drawing conic curves

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104002595A (en) * 2014-06-05 2014-08-27 上海理工大学 Curve gauge capable of drawing conic curves

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