IT957539B - Dispositivo da disegno di tipo portatile - Google Patents

Dispositivo da disegno di tipo portatile

Info

Publication number
IT957539B
IT957539B IT48788/72A IT4878872A IT957539B IT 957539 B IT957539 B IT 957539B IT 48788/72 A IT48788/72 A IT 48788/72A IT 4878872 A IT4878872 A IT 4878872A IT 957539 B IT957539 B IT 957539B
Authority
IT
Italy
Prior art keywords
drawing device
portable drawing
portable
Prior art date
Application number
IT48788/72A
Other languages
English (en)
Original Assignee
Keuffel And 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 And Esser Co filed Critical Keuffel And Esser Co
Application granted granted Critical
Publication of IT957539B publication Critical patent/IT957539B/it

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
IT48788/72A 1971-03-09 1972-03-06 Dispositivo da disegno di tipo portatile IT957539B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT957539B true IT957539B (it) 1973-10-20

Family

ID=22402551

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48788/72A IT957539B (it) 1971-03-09 1972-03-06 Dispositivo da disegno di tipo portatile

Country Status (14)

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

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 (it) 1974-11-27
AU454619B2 (en) 1974-10-11
CH547714A (fr) 1974-04-11
AU3965272A (en) 1973-09-13
DK138981C (it) 1979-05-14
BE780193A (fr) 1972-07-03
JPS511173B1 (it) 1976-01-14
SE374892B (it) 1975-03-24
DE2210807A1 (de) 1972-09-14
DK138981B (da) 1978-11-27
CA959255A (en) 1974-12-17
BR7201276D0 (pt) 1973-06-14
DE2210807B2 (de) 1975-12-04
FR2131991A1 (it) 1972-11-17
NL7202881A (it) 1972-09-12
US3672062A (en) 1972-06-27
FR2131991B1 (it) 1976-06-11

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