JPH01132789U - - Google Patents
Info
- Publication number
- JPH01132789U JPH01132789U JP2667588U JP2667588U JPH01132789U JP H01132789 U JPH01132789 U JP H01132789U JP 2667588 U JP2667588 U JP 2667588U JP 2667588 U JP2667588 U JP 2667588U JP H01132789 U JPH01132789 U JP H01132789U
- Authority
- JP
- Japan
- Prior art keywords
- apex angle
- apex
- holding
- points
- utility
- 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
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2667588U JPH01132789U (en, 2012) | 1988-02-29 | 1988-02-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2667588U JPH01132789U (en, 2012) | 1988-02-29 | 1988-02-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01132789U true JPH01132789U (en, 2012) | 1989-09-08 |
Family
ID=31248518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2667588U Pending JPH01132789U (en, 2012) | 1988-02-29 | 1988-02-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01132789U (en, 2012) |
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1988
- 1988-02-29 JP JP2667588U patent/JPH01132789U/ja active Pending