CH547714A - Appareil a dessiner portatif. - Google Patents

Appareil a dessiner portatif.

Info

Publication number
CH547714A
CH547714A CH310372A CH310372A CH547714A CH 547714 A CH547714 A CH 547714A CH 310372 A CH310372 A CH 310372A CH 310372 A CH310372 A CH 310372A CH 547714 A CH547714 A CH 547714A
Authority
CH
Switzerland
Prior art keywords
drawing apparatus
portable drawing
portable
Prior art date
Application number
CH310372A
Other languages
English (en)
French (fr)
Original Assignee
Keuffel & Esser Co
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 Keuffel & Esser Co filed Critical Keuffel & Esser Co
Publication of CH547714A publication Critical patent/CH547714A/fr

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
    • B43L13/005—Portable combined drawing-aids including boards
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S33/00—Geometrical instruments
    • Y10S33/01—Magnetic
CH310372A 1971-03-09 1972-03-03 Appareil a dessiner portatif. CH547714A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12240671A 1971-03-09 1971-03-09

Publications (1)

Publication Number Publication Date
CH547714A true CH547714A (fr) 1974-04-11

Family

ID=22402551

Family Applications (1)

Application Number Title Priority Date Filing Date
CH310372A CH547714A (fr) 1971-03-09 1972-03-03 Appareil a dessiner portatif.

Country Status (14)

Country Link
US (1) US3672062A (enrdf_load_stackoverflow)
JP (1) JPS511173B1 (enrdf_load_stackoverflow)
AU (1) AU454619B2 (enrdf_load_stackoverflow)
BE (1) BE780193A (enrdf_load_stackoverflow)
BR (1) BR7201276D0 (enrdf_load_stackoverflow)
CA (1) CA959255A (enrdf_load_stackoverflow)
CH (1) CH547714A (enrdf_load_stackoverflow)
DE (1) DE2210807B2 (enrdf_load_stackoverflow)
DK (1) DK138981B (enrdf_load_stackoverflow)
FR (1) FR2131991B1 (enrdf_load_stackoverflow)
GB (1) GB1375065A (enrdf_load_stackoverflow)
IT (1) IT957539B (enrdf_load_stackoverflow)
NL (1) NL7202881A (enrdf_load_stackoverflow)
SE (1) SE374892B (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4403423A (en) * 1979-09-07 1983-09-13 Ford Alan T Drafting instrument
GB8608165D0 (en) * 1986-04-03 1986-05-08 Frazer Design Consultants Ltd Draughting tables &c
GB2213947A (en) * 1987-12-23 1989-08-23 Keith Wah Chan Drawing instrument
US4823475A (en) * 1988-03-21 1989-04-25 Hoegh Poul E Drafting device
USRE33654E (en) * 1988-03-21 1991-08-06 Drafting device
US5012586A (en) * 1989-08-28 1991-05-07 Ashworth Anthony J Plotting and drafting apparatus with magnetic guide
US5343625A (en) * 1992-11-25 1994-09-06 Chen Chiang M Portable magnetic drafting board
US7895760B1 (en) * 2006-12-06 2011-03-01 Bareis Kathryn M Universal design sheet material holder assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1686980A (en) * 1927-07-26 1928-10-09 Claude C Nuckols Drawing board and attached straightedge
US2360911A (en) * 1941-02-04 1944-10-24 William H Tress Navigational plotter
US2689404A (en) * 1951-07-13 1954-09-21 Pettersen Mfg Company Pointer attachment for straight edge and roller assemblies
FR1206363A (fr) * 1958-08-13 1960-02-09 Appareil à dessiner magnétique
US3122840A (en) * 1960-08-08 1964-03-03 Karstens Edward Siegfried Precision leveling device

Also Published As

Publication number Publication date
GB1375065A (enrdf_load_stackoverflow) 1974-11-27
BE780193A (fr) 1972-07-03
NL7202881A (enrdf_load_stackoverflow) 1972-09-12
BR7201276D0 (pt) 1973-06-14
FR2131991A1 (enrdf_load_stackoverflow) 1972-11-17
CA959255A (en) 1974-12-17
JPS511173B1 (enrdf_load_stackoverflow) 1976-01-14
DE2210807B2 (de) 1975-12-04
DK138981B (da) 1978-11-27
DE2210807A1 (de) 1972-09-14
SE374892B (enrdf_load_stackoverflow) 1975-03-24
US3672062A (en) 1972-06-27
AU454619B2 (en) 1974-10-11
IT957539B (it) 1973-10-20
FR2131991B1 (enrdf_load_stackoverflow) 1976-06-11
AU3965272A (en) 1973-09-13
DK138981C (enrdf_load_stackoverflow) 1979-05-14

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Legal Events

Date Code Title Description
PL Patent ceased