DE29808571U1 - Wandtafelzeichengerät - Google Patents

Wandtafelzeichengerät

Info

Publication number
DE29808571U1
DE29808571U1 DE29808571U DE29808571U DE29808571U1 DE 29808571 U1 DE29808571 U1 DE 29808571U1 DE 29808571 U DE29808571 U DE 29808571U DE 29808571 U DE29808571 U DE 29808571U DE 29808571 U1 DE29808571 U1 DE 29808571U1
Authority
DE
Germany
Prior art keywords
drawing device
blackboard drawing
blackboard
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 - Lifetime
Application number
DE29808571U
Other languages
English (en)
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.)
KNOPF JUERGEN 37619 HEHLEN DE
Original Assignee
KNOPF JUERGEN 37619 HEHLEN DE
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 KNOPF JUERGEN 37619 HEHLEN DE filed Critical KNOPF JUERGEN 37619 HEHLEN DE
Priority to DE29808571U priority Critical patent/DE29808571U1/de
Publication of DE29808571U1 publication Critical patent/DE29808571U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L7/00—Straightedges
    • B43L7/027—Plural non-adjustable straightedges fixed at right angles
    • B43L7/0275—Triangles
DE29808571U 1998-05-12 1998-05-12 Wandtafelzeichengerät Expired - Lifetime DE29808571U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29808571U DE29808571U1 (de) 1998-05-12 1998-05-12 Wandtafelzeichengerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29808571U DE29808571U1 (de) 1998-05-12 1998-05-12 Wandtafelzeichengerät

Publications (1)

Publication Number Publication Date
DE29808571U1 true DE29808571U1 (de) 1999-01-14

Family

ID=8057055

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29808571U Expired - Lifetime DE29808571U1 (de) 1998-05-12 1998-05-12 Wandtafelzeichengerät

Country Status (1)

Country Link
DE (1) DE29808571U1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568662A (zh) * 2013-11-08 2014-02-12 邢皓宇 一种教学尺
CN104118251A (zh) * 2014-07-08 2014-10-29 周维保 多功能正三角板
CN106114012A (zh) * 2016-07-29 2016-11-16 咸宁职业技术学院 一种带滑道画圆的教学用三角板

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568662A (zh) * 2013-11-08 2014-02-12 邢皓宇 一种教学尺
CN103568662B (zh) * 2013-11-08 2015-07-15 邢皓宇 一种教学尺
US9897427B2 (en) 2013-11-08 2018-02-20 HAOYU Xing Educational ruler
CN104118251A (zh) * 2014-07-08 2014-10-29 周维保 多功能正三角板
CN106114012A (zh) * 2016-07-29 2016-11-16 咸宁职业技术学院 一种带滑道画圆的教学用三角板

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19990225

R156 Lapse of ip right after 3 years

Effective date: 20020301