DE286654C - - Google Patents

Info

Publication number
DE286654C
DE286654C DENDAT286654D DE286654DA DE286654C DE 286654 C DE286654 C DE 286654C DE NDAT286654 D DENDAT286654 D DE NDAT286654D DE 286654D A DE286654D A DE 286654DA DE 286654 C DE286654 C DE 286654C
Authority
DE
Germany
Prior art keywords
axis
compass
guide piece
compasses
central axis
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.)
Active
Application number
DENDAT286654D
Other languages
German (de)
English (en)
Publication of DE286654C publication Critical patent/DE286654C/de
Active 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
DENDAT286654D Active DE286654C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE286654C true DE286654C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=541960

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT286654D Active DE286654C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE286654C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669022A (en) * 1949-06-25 1954-02-16 Thomas S Sajatovich Conicgraph

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669022A (en) * 1949-06-25 1954-02-16 Thomas S Sajatovich Conicgraph

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