IT1113670B - Disposizione per l'applicazione di rappresentazioni scritte o grafiche su porta-immagine per la proiezione overhead - Google Patents

Disposizione per l'applicazione di rappresentazioni scritte o grafiche su porta-immagine per la proiezione overhead

Info

Publication number
IT1113670B
IT1113670B IT29209/77A IT2920977A IT1113670B IT 1113670 B IT1113670 B IT 1113670B IT 29209/77 A IT29209/77 A IT 29209/77A IT 2920977 A IT2920977 A IT 2920977A IT 1113670 B IT1113670 B IT 1113670B
Authority
IT
Italy
Prior art keywords
provision
written
application
graphic representations
overhead projection
Prior art date
Application number
IT29209/77A
Other languages
English (en)
Original Assignee
T & C Training & Communication
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 T & C Training & Communication filed Critical T & C Training & Communication
Application granted granted Critical
Publication of IT1113670B publication Critical patent/IT1113670B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
    • B41M5/132—Chemical colour-forming components; Additives or binders therefor
    • B41M5/136—Organic colour formers, e.g. leuco dyes
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
IT29209/77A 1976-11-23 1977-10-31 Disposizione per l'applicazione di rappresentazioni scritte o grafiche su porta-immagine per la proiezione overhead IT1113670B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1471676A CH621519A5 (it) 1976-11-23 1976-11-23

Publications (1)

Publication Number Publication Date
IT1113670B true IT1113670B (it) 1986-01-20

Family

ID=4403250

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29209/77A IT1113670B (it) 1976-11-23 1977-10-31 Disposizione per l'applicazione di rappresentazioni scritte o grafiche su porta-immagine per la proiezione overhead

Country Status (10)

Country Link
US (1) US4246033A (it)
JP (1) JPS5381229A (it)
CA (1) CA1115517A (it)
CH (1) CH621519A5 (it)
DE (1) DE2751122C2 (it)
FR (1) FR2371300A1 (it)
GB (1) GB1593172A (it)
IT (1) IT1113670B (it)
NL (1) NL7712514A (it)
SE (1) SE435477B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911798C2 (de) 1979-03-26 1983-08-18 Pelikan Ag, 3000 Hannover Anordnung zum Erzeugen hellfarbiger Markierungen auf einem dunkelfarbigen Untergrund für die Overhead-Projektion
US4272106A (en) 1979-10-10 1981-06-09 Minnesota Mining And Manufacturing Company Copy sheet
US5144333A (en) * 1989-06-09 1992-09-01 Ciba-Geigy Corporation Process for the storage of information in an organic recording layer
US5492558A (en) * 1992-07-31 1996-02-20 Binney & Smith Inc. Color changing compositions for highlighters
US5478382A (en) * 1992-07-31 1995-12-26 Binney & Smith Inc. Color changing compositions for use on non-porous surfaces
US5489331A (en) * 1992-07-31 1996-02-06 Binney & Smith Inc. Color changing compositions using acids
US5486228A (en) * 1992-07-31 1996-01-23 Binney & Smith Inc. Washable color changing compositions
US5503665A (en) * 1992-07-31 1996-04-02 Binney & Smith Inc. Latent image compositions
US5498282A (en) * 1992-07-31 1996-03-12 Binney & Smith Inc. Color changing pan paint compositions
US5310627A (en) * 1992-12-15 1994-05-10 Minnesota Mining And Manufacturing Company Changing the color of yellow resist images by application of pH-sensitive dyes
US5460647A (en) * 1995-02-10 1995-10-24 Binney & Smith Inc. Color-changing marking composition system
US5464470A (en) * 1995-02-10 1995-11-07 Binney & Smith Inc. Color-changing marking composition system
GB2339784A (en) * 1998-07-21 2000-02-09 Courtaulds Chemicals Plastics film; identifying goods

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501838A (en) * 1968-03-20 1970-03-24 Xerox Corp Pantographic implemented overhead projector
US3672842A (en) * 1969-06-02 1972-06-27 Walter Florin Writing instrument and indicator method

Also Published As

Publication number Publication date
CH621519A5 (it) 1981-02-13
SE7713177L (sv) 1978-05-24
DE2751122C2 (de) 1988-02-11
SE435477B (sv) 1984-10-01
FR2371300A1 (fr) 1978-06-16
FR2371300B1 (it) 1983-12-30
US4246033A (en) 1981-01-20
JPS5381229A (en) 1978-07-18
JPS6222796B2 (it) 1987-05-20
NL7712514A (nl) 1978-05-25
CA1115517A (en) 1982-01-05
GB1593172A (en) 1981-07-15
DE2751122A1 (de) 1978-05-24
US4246033B1 (it) 1989-10-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961025