DE240130C - - Google Patents

Info

Publication number
DE240130C
DE240130C DENDAT240130D DE240130DA DE240130C DE 240130 C DE240130 C DE 240130C DE NDAT240130 D DENDAT240130 D DE NDAT240130D DE 240130D A DE240130D A DE 240130DA DE 240130 C DE240130 C DE 240130C
Authority
DE
Germany
Prior art keywords
rail
roller
cord
rollers
conic
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
DENDAT240130D
Other languages
German (de)
English (en)
Publication of DE240130C publication Critical patent/DE240130C/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
DENDAT240130D Active DE240130C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE240130C true DE240130C (enrdf_load_stackoverflow)

Family

ID=499518

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT240130D Active DE240130C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE240130C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865573A (en) * 1995-10-30 1999-02-02 Mapal Fabrik Fur Prazisionswerkzeuge Boring bar cutting and grinding devices
US6427261B1 (en) * 1999-05-18 2002-08-06 David Chadbourn Furniture devices and methods

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865573A (en) * 1995-10-30 1999-02-02 Mapal Fabrik Fur Prazisionswerkzeuge Boring bar cutting and grinding devices
US6427261B1 (en) * 1999-05-18 2002-08-06 David Chadbourn Furniture devices and methods

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