LU79174A1 - ANTI-REFLECTIVE DEVICE FOR DIGITAL OR ALPHA-DIGITAL LIGHT INDICATORS - Google Patents

ANTI-REFLECTIVE DEVICE FOR DIGITAL OR ALPHA-DIGITAL LIGHT INDICATORS

Info

Publication number
LU79174A1
LU79174A1 LU79174A LU79174A LU79174A1 LU 79174 A1 LU79174 A1 LU 79174A1 LU 79174 A LU79174 A LU 79174A LU 79174 A LU79174 A LU 79174A LU 79174 A1 LU79174 A1 LU 79174A1
Authority
LU
Luxembourg
Prior art keywords
digital
alpha
reflective device
light indicators
digital light
Prior art date
Application number
LU79174A
Other languages
French (fr)
Inventor
J Lapeyre
Original Assignee
Digicourse Inc
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 Digicourse Inc filed Critical Digicourse Inc
Publication of LU79174A1 publication Critical patent/LU79174A1/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D11/00Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24Housings ; Casings for instruments
    • G01D11/26Windows; Cover glasses; Sealings therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D13/00Component parts of indicators for measuring arrangements not specially adapted for a specific variable
    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00Indicating the time optically by electric means
    • G04C17/02Indicating the time optically by electric means by electric lamps
    • GPHYSICS
    • G12INSTRUMENT DETAILS
    • G12BCONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G12B11/00Indicating elements; Illumination thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Lenses (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
LU79174A 1977-03-08 1978-03-06 ANTI-REFLECTIVE DEVICE FOR DIGITAL OR ALPHA-DIGITAL LIGHT INDICATORS LU79174A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77450877A 1977-03-08 1977-03-08

Publications (1)

Publication Number Publication Date
LU79174A1 true LU79174A1 (en) 1978-06-28

Family

ID=25101466

Family Applications (1)

Application Number Title Priority Date Filing Date
LU79174A LU79174A1 (en) 1977-03-08 1978-03-06 ANTI-REFLECTIVE DEVICE FOR DIGITAL OR ALPHA-DIGITAL LIGHT INDICATORS

Country Status (12)

Country Link
JP (1) JPS53112096A (en)
AU (1) AU3220878A (en)
BE (1) BE862576R (en)
CA (1) CA1081510A (en)
DE (1) DE2801213A1 (en)
DK (1) DK341878A (en)
FR (1) FR2383431A2 (en)
GB (1) GB1559063A (en)
IT (1) IT1155863B (en)
LU (1) LU79174A1 (en)
NL (1) NL7714620A (en)
SE (1) SE7802564L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0012494A1 (en) * 1978-08-11 1980-06-25 The Regents Of The University Of California A DNA transfer vector, a microorganism modified by said vector and the synthesis of a eucaryotic protein by the modified microorganism

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE413116B (en) * 1978-12-01 1980-04-14 Haeggbom Rolf DEVICE FOR THE ELIMINATION OF GREAT REFLECTION IN A CAR SURFACE
DE3019311A1 (en) * 1980-05-21 1981-11-26 Vdo Adolf Schindling Ag, 6000 Frankfurt REFLECTED ELECTROOPTICAL DISPLAY
FR2662274B1 (en) * 1990-05-21 1992-09-04 Garcon Thierry DEVICE FOR IMPROVING THE CONTRAST OF A HOLOGRAPHIC IMAGE PRESENTED IN FULL LIGHT.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB661311A (en) * 1949-05-03 1951-11-21 Westinghouse Brake & Signal Improvements relating to light signals
GB1084523A (en) * 1964-11-16 1967-09-27 Ferranti Ltd Improvements relating to means for viewing a display presented on or behind a partially reflecting surface
US3974637A (en) * 1975-03-28 1976-08-17 Time Computer, Inc. Light emitting diode wristwatch with angular display
FR2314551A1 (en) * 1975-06-13 1977-01-07 Satam Screening hood for petrol pump illuminated price sign - has an oblique glass plate inside to deflect stray light

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0012494A1 (en) * 1978-08-11 1980-06-25 The Regents Of The University Of California A DNA transfer vector, a microorganism modified by said vector and the synthesis of a eucaryotic protein by the modified microorganism

Also Published As

Publication number Publication date
DK341878A (en) 1979-02-04
CA1081510A (en) 1980-07-15
BE862576R (en) 1978-04-14
AU3220878A (en) 1979-07-12
IT1155863B (en) 1987-01-28
JPS53112096A (en) 1978-09-30
FR2383431A2 (en) 1978-10-06
NL7714620A (en) 1978-09-12
SE7802564L (en) 1978-09-09
GB1559063A (en) 1980-01-16
DE2801213A1 (en) 1978-09-14
IT7848309A0 (en) 1978-03-06

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