JPS57140197A - Ball pen drawing device for numerical control automatic drawing instrument - Google Patents

Ball pen drawing device for numerical control automatic drawing instrument

Info

Publication number
JPS57140197A
JPS57140197A JP2739281A JP2739281A JPS57140197A JP S57140197 A JPS57140197 A JP S57140197A JP 2739281 A JP2739281 A JP 2739281A JP 2739281 A JP2739281 A JP 2739281A JP S57140197 A JPS57140197 A JP S57140197A
Authority
JP
Japan
Prior art keywords
numerical control
ball pen
control automatic
instrument
drawing 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
JP2739281A
Other languages
Japanese (ja)
Inventor
Taketo Isobe
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.)
MUTOU KOGYO KK
Mutoh Industries Ltd
Original Assignee
MUTOU KOGYO KK
Mutoh Industries Ltd
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 MUTOU KOGYO KK, Mutoh Industries Ltd filed Critical MUTOU KOGYO KK
Priority to JP2739281A priority Critical patent/JPS57140197A/en
Publication of JPS57140197A publication Critical patent/JPS57140197A/en
Pending legal-status Critical Current

Links

JP2739281A 1981-02-25 1981-02-25 Ball pen drawing device for numerical control automatic drawing instrument Pending JPS57140197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2739281A JPS57140197A (en) 1981-02-25 1981-02-25 Ball pen drawing device for numerical control automatic drawing instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2739281A JPS57140197A (en) 1981-02-25 1981-02-25 Ball pen drawing device for numerical control automatic drawing instrument

Publications (1)

Publication Number Publication Date
JPS57140197A true JPS57140197A (en) 1982-08-30

Family

ID=12219784

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2739281A Pending JPS57140197A (en) 1981-02-25 1981-02-25 Ball pen drawing device for numerical control automatic drawing instrument

Country Status (1)

Country Link
JP (1) JPS57140197A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0331596U (en) * 1989-07-29 1991-03-27
CN106346989A (en) * 2016-11-03 2017-01-25 郝凌云 Geometrical drawing tool for mathematics teaching

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0331596U (en) * 1989-07-29 1991-03-27
CN106346989A (en) * 2016-11-03 2017-01-25 郝凌云 Geometrical drawing tool for mathematics teaching

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