JPH029594U - - Google Patents

Info

Publication number
JPH029594U
JPH029594U JP4981389U JP4981389U JPH029594U JP H029594 U JPH029594 U JP H029594U JP 4981389 U JP4981389 U JP 4981389U JP 4981389 U JP4981389 U JP 4981389U JP H029594 U JPH029594 U JP H029594U
Authority
JP
Japan
Prior art keywords
ruler
drawing board
balance weight
parallel
horizontal ruler
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
JP4981389U
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 JP4981389U priority Critical patent/JPH029594U/ja
Publication of JPH029594U publication Critical patent/JPH029594U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP4981389U 1989-04-27 1989-04-27 Pending JPH029594U (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4981389U JPH029594U (fr) 1989-04-27 1989-04-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4981389U JPH029594U (fr) 1989-04-27 1989-04-27

Publications (1)

Publication Number Publication Date
JPH029594U true JPH029594U (fr) 1990-01-22

Family

ID=31275897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4981389U Pending JPH029594U (fr) 1989-04-27 1989-04-27

Country Status (1)

Country Link
JP (1) JPH029594U (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4996849A (fr) * 1973-01-25 1974-09-13
JPS5428544U (fr) * 1977-07-26 1979-02-24

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1511445A1 (de) * 1966-05-15 1969-04-10 Kulcke Dipl Ing Otto Vorrichtung zur Sicherung der Parallelfuehrung einer Reissschiene
JPS5245321U (fr) * 1975-09-26 1977-03-31

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1511445A1 (de) * 1966-05-15 1969-04-10 Kulcke Dipl Ing Otto Vorrichtung zur Sicherung der Parallelfuehrung einer Reissschiene
JPS5245321U (fr) * 1975-09-26 1977-03-31

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4996849A (fr) * 1973-01-25 1974-09-13
JPS5428544U (fr) * 1977-07-26 1979-02-24

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