GB574855A - An improved draughtsman's template - Google Patents

An improved draughtsman's template

Info

Publication number
GB574855A
GB574855A GB507544A GB507544A GB574855A GB 574855 A GB574855 A GB 574855A GB 507544 A GB507544 A GB 507544A GB 507544 A GB507544 A GB 507544A GB 574855 A GB574855 A GB 574855A
Authority
GB
United Kingdom
Prior art keywords
length
template
elliptical apertures
datum line
lengths
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
GB507544A
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.)
Individual
Original Assignee
Individual
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
Priority to BE459155D priority Critical patent/BE459155A/xx
Application filed by Individual filed Critical Individual
Priority to GB507544A priority patent/GB574855A/en
Priority to FR912302D priority patent/FR912302A/fr
Publication of GB574855A publication Critical patent/GB574855A/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
    • B43L11/00—Non-circular-curve-drawing instruments
    • B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
    • B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
    • B43L11/043—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with stencils
    • 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
    • B43L13/20—Curve rulers or templets
    • B43L13/201—Stencils for drawing figures, objects
    • B43L13/205—Stencils for drawing figures, objects geometrical figures

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Baking, Grill, Roasting (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Adornments (AREA)
GB507544A 1944-03-18 1944-03-18 An improved draughtsman's template Expired GB574855A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE459155D BE459155A (enrdf_load_stackoverflow) 1944-03-18
GB507544A GB574855A (en) 1944-03-18 1944-03-18 An improved draughtsman's template
FR912302D FR912302A (fr) 1944-03-18 1945-07-12 Calibre transparent pour dessinateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB507544A GB574855A (en) 1944-03-18 1944-03-18 An improved draughtsman's template

Publications (1)

Publication Number Publication Date
GB574855A true GB574855A (en) 1946-01-23

Family

ID=9789283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB507544A Expired GB574855A (en) 1944-03-18 1944-03-18 An improved draughtsman's template

Country Status (3)

Country Link
BE (1) BE459155A (enrdf_load_stackoverflow)
FR (1) FR912302A (enrdf_load_stackoverflow)
GB (1) GB574855A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851778A (en) * 1953-06-23 1958-09-16 Frederick A Ross Implements for graphically setting up and solving spherical problems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851778A (en) * 1953-06-23 1958-09-16 Frederick A Ross Implements for graphically setting up and solving spherical problems

Also Published As

Publication number Publication date
FR912302A (fr) 1946-08-06
BE459155A (enrdf_load_stackoverflow)

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