GB671486A - Improvements in or relating to drawing boards - Google Patents

Improvements in or relating to drawing boards

Info

Publication number
GB671486A
GB671486A GB2673849A GB2673849A GB671486A GB 671486 A GB671486 A GB 671486A GB 2673849 A GB2673849 A GB 2673849A GB 2673849 A GB2673849 A GB 2673849A GB 671486 A GB671486 A GB 671486A
Authority
GB
United Kingdom
Prior art keywords
head
blade
square
guide
groove
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
GB2673849A
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.)
KURT PRUFER
Original Assignee
KURT PRUFER
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 KURT PRUFER filed Critical KURT PRUFER
Publication of GB671486A publication Critical patent/GB671486A/en
Expired 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
    • B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
    • B43L13/02—Draughting machines or drawing devices for keeping parallelism
    • B43L13/04—Guides for rulers
    • B43L13/048—Guides for rulers with T-squares
    • 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
    • B43L5/00—Drawing boards
    • B43L5/02—Drawing boards having means for clamping sheets of paper thereto

Landscapes

  • Toys (AREA)
  • Drawing Aids And Blackboards (AREA)
GB2673849A 1948-10-28 1950-01-02 Improvements in or relating to drawing boards Expired GB671486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8004747 1948-10-28

Publications (1)

Publication Number Publication Date
GB671486A true GB671486A (en) 1952-05-07

Family

ID=6713109

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2673849A Expired GB671486A (en) 1948-10-28 1950-01-02 Improvements in or relating to drawing boards

Country Status (3)

Country Link
DE (1) DE804647C (fr)
FR (1) FR998281A (fr)
GB (1) GB671486A (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589016A (en) * 1967-11-20 1971-06-29 Walter Hebel Drawing apparatus
US4449304A (en) * 1983-01-24 1984-05-22 Binney & Smith Inc. Drawing instrument and locking apparatus therefor
GB2132562A (en) * 1982-09-04 1984-07-11 Humphrey Vincent Needle Perspective drawing board
US6182549B1 (en) 1998-02-03 2001-02-06 Alto Albright Apparatus for securing flat articles for cutting
CN107264134A (zh) * 2017-05-31 2017-10-20 中山市翔实机械设备有限公司 一种教学用机械四方规
CN113619313A (zh) * 2021-09-10 2021-11-09 马瑶瑶 一种国际贸易金融经济形势分析图形绘制装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1007212B (de) * 1953-08-19 1957-04-25 Circograf K G E Schmitz Auf einem Reissbrett aufbringbare Zeichenunterlage
DE1011323B (de) * 1956-07-28 1957-06-27 Eugen Riedling Zeichenapparat
DE1035013B (de) * 1957-08-16 1958-07-24 Max Schumacher Vorrichtung zum blendungsfreien Zeichnen
US3930314A (en) * 1973-09-24 1976-01-06 Andrzej Tomasz Iwanicki Drafting machine

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589016A (en) * 1967-11-20 1971-06-29 Walter Hebel Drawing apparatus
GB2132562A (en) * 1982-09-04 1984-07-11 Humphrey Vincent Needle Perspective drawing board
US4449304A (en) * 1983-01-24 1984-05-22 Binney & Smith Inc. Drawing instrument and locking apparatus therefor
US6182549B1 (en) 1998-02-03 2001-02-06 Alto Albright Apparatus for securing flat articles for cutting
CN107264134A (zh) * 2017-05-31 2017-10-20 中山市翔实机械设备有限公司 一种教学用机械四方规
CN107264134B (zh) * 2017-05-31 2019-03-29 中山市翔实机械设备有限公司 一种教学用机械四方规
CN113619313A (zh) * 2021-09-10 2021-11-09 马瑶瑶 一种国际贸易金融经济形势分析图形绘制装置
CN113619313B (zh) * 2021-09-10 2022-12-02 马瑶瑶 一种国际贸易金融经济形势分析图形绘制装置

Also Published As

Publication number Publication date
FR998281A (fr) 1952-01-16
DE804647C (de) 1951-04-26

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