JPH0295436U - - Google Patents

Info

Publication number
JPH0295436U
JPH0295436U JP1989003655U JP365589U JPH0295436U JP H0295436 U JPH0295436 U JP H0295436U JP 1989003655 U JP1989003655 U JP 1989003655U JP 365589 U JP365589 U JP 365589U JP H0295436 U JPH0295436 U JP H0295436U
Authority
JP
Japan
Prior art keywords
pictures
text
blackboard
information
written
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
JP1989003655U
Other languages
English (en)
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 JP1989003655U priority Critical patent/JPH0295436U/ja
Priority to KR2019890013995U priority patent/KR920000068Y1/ko
Publication of JPH0295436U publication Critical patent/JPH0295436U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/12—Trimming or finishing edges, e.g. deburring welded corners
    • B23C3/126—Portable devices or machines for chamfering edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C1/00—Milling machines not designed for particular work or special operations
    • B23C1/20—Portable devices or machines; Hand-driven devices or machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2220/00—Details of milling processes
    • B23C2220/16—Chamferring

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Position Input By Displaying (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Description

【図面の簡単な説明】
第１図、第２図、第３図は本考案の黒板の実施
例を示す正面図、第４図は従来の黒板を示す正面
図である。 １１，２１，３１，４１……板面、１３，２３
，３３……表示部、１４，２４，３４……入力キ
ー。

Claims (1)

  1. 【実用新案登録請求の範囲】 チヨーク又は専用ペンにより、文字又は絵等の
    情報を自由に書き消しが可能な黒板において、 文字、絵等の情報を手書きで書き込める板面と
    、 辞書機能を有する電子機器を備えたことを特徴
    とする黒板。
JP1989003655U 1989-01-17 1989-01-17 Pending JPH0295436U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989003655U JPH0295436U (ja) 1989-01-17 1989-01-17
KR2019890013995U KR920000068Y1 (ko) 1989-01-17 1989-09-26 면삭기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989003655U JPH0295436U (ja) 1989-01-17 1989-01-17

Publications (1)

Publication Number Publication Date
JPH0295436U true JPH0295436U (ja) 1990-07-30

Family

ID=11563486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989003655U Pending JPH0295436U (ja) 1989-01-17 1989-01-17

Country Status (2)

Country Link
JP (1) JPH0295436U (ja)
KR (1) KR920000068Y1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6767417B2 (ja) * 2018-03-29 2020-10-14 平田機工株式会社 加工システム及び加工方法

Also Published As

Publication number Publication date
KR900014329U (ko) 1990-08-01
KR920000068Y1 (ko) 1992-01-15

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