JPH0434070Y2 - - Google Patents

Info

Publication number
JPH0434070Y2
JPH0434070Y2 JP1988158871U JP15887188U JPH0434070Y2 JP H0434070 Y2 JPH0434070 Y2 JP H0434070Y2 JP 1988158871 U JP1988158871 U JP 1988158871U JP 15887188 U JP15887188 U JP 15887188U JP H0434070 Y2 JPH0434070 Y2 JP H0434070Y2
Authority
JP
Japan
Prior art keywords
ruler
slope
angle
hole
horizontal
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.)
Expired
Application number
JP1988158871U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0278393U (xx
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 JP1988158871U priority Critical patent/JPH0434070Y2/ja
Publication of JPH0278393U publication Critical patent/JPH0278393U/ja
Application granted granted Critical
Publication of JPH0434070Y2 publication Critical patent/JPH0434070Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)
JP1988158871U 1988-12-05 1988-12-05 Expired JPH0434070Y2 (xx)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988158871U JPH0434070Y2 (xx) 1988-12-05 1988-12-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988158871U JPH0434070Y2 (xx) 1988-12-05 1988-12-05

Publications (2)

Publication Number Publication Date
JPH0278393U JPH0278393U (xx) 1990-06-15
JPH0434070Y2 true JPH0434070Y2 (xx) 1992-08-13

Family

ID=31439591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988158871U Expired JPH0434070Y2 (xx) 1988-12-05 1988-12-05

Country Status (1)

Country Link
JP (1) JPH0434070Y2 (xx)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036646B2 (xx) * 1971-09-09 1975-11-26

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036646U (xx) * 1973-07-28 1975-04-17
JPS5090748U (xx) * 1973-12-24 1975-07-31
JPS63134800U (xx) * 1987-02-25 1988-09-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036646B2 (xx) * 1971-09-09 1975-11-26

Also Published As

Publication number Publication date
JPH0278393U (xx) 1990-06-15

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