DE2250758A1 - - Google Patents

Info

Publication number
DE2250758A1
DE2250758A1 DE19722250758 DE2250758A DE2250758A1 DE 2250758 A1 DE2250758 A1 DE 2250758A1 DE 19722250758 DE19722250758 DE 19722250758 DE 2250758 A DE2250758 A DE 2250758A DE 2250758 A1 DE2250758 A1 DE 2250758A1
Authority
DE
Germany
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.)
Granted
Application number
DE19722250758
Other languages
German (de)
Other versions
DE2250758C2 (de
DE2250758B1 (de
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 filed Critical
Priority to DE19722250758 priority Critical patent/DE2250758C2/de
Priority to GB4799973A priority patent/GB1439059A/en
Priority to JP11673073A priority patent/JPS5053139A/ja
Publication of DE2250758B1 publication Critical patent/DE2250758B1/de
Publication of DE2250758A1 publication Critical patent/DE2250758A1/de
Application granted granted Critical
Publication of DE2250758C2 publication Critical patent/DE2250758C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0076—Visual time or date indication means in which the time in another time-zone or in another city can be displayed at will
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B27/00—Planetaria; Globes
    • G09B27/02—Tellurions; Orreries
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/10—Map spot or coordinate position indicators; Map reading aids
    • G09B29/106—Map spot or coordinate position indicators; Map reading aids using electronic means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B29/00—Maps; Plans; Charts; Diagrams, e.g. route diagram
    • G09B29/14—Local time charts

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Educational Technology (AREA)
  • Educational Administration (AREA)
  • Business, Economics & Management (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Electric Clocks (AREA)
  • Liquid Crystal (AREA)
DE19722250758 1972-10-17 1972-10-17 Elektronische Zeitanzeigevorrichtung in Form einer Weltkarte Expired DE2250758C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19722250758 DE2250758C2 (de) 1972-10-17 1972-10-17 Elektronische Zeitanzeigevorrichtung in Form einer Weltkarte
GB4799973A GB1439059A (en) 1972-10-17 1973-10-15 Controllable display apparatus
JP11673073A JPS5053139A (cs) 1972-10-17 1973-10-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722250758 DE2250758C2 (de) 1972-10-17 1972-10-17 Elektronische Zeitanzeigevorrichtung in Form einer Weltkarte

Publications (3)

Publication Number Publication Date
DE2250758B1 DE2250758B1 (de) 1973-12-20
DE2250758A1 true DE2250758A1 (cs) 1973-12-20
DE2250758C2 DE2250758C2 (de) 1974-07-11

Family

ID=5859217

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722250758 Expired DE2250758C2 (de) 1972-10-17 1972-10-17 Elektronische Zeitanzeigevorrichtung in Form einer Weltkarte

Country Status (1)

Country Link
DE (1) DE2250758C2 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU3252397A (en) * 1996-07-05 1998-02-02 Edouard Pfister Time zone indicator device

Also Published As

Publication number Publication date
DE2250758C2 (de) 1974-07-11
DE2250758B1 (de) 1973-12-20

Similar Documents

Publication Publication Date Title
JPS4981183A (cs)
JPS49116761A (cs)
JPS5216556B2 (cs)
FR2183479A5 (cs)
JPS5330301B2 (cs)
CS157542B1 (cs)
JPS4923820A (cs)
JPS5342107Y2 (cs)
JPS5148244B2 (cs)
FR2175121A1 (cs)
DE2250758A1 (cs)
JPS5210258Y2 (cs)
JPS5216502Y2 (cs)
JPS4980204U (cs)
JPS4924868U (cs)
JPS4995217U (cs)
JPS49105611U (cs)
JPS4891207A (cs)
CH577559A5 (cs)
CH573314A5 (cs)
CH580570A5 (cs)
CH579353A5 (cs)
CH579154A5 (cs)
CH578196A5 (cs)
CH573319A5 (cs)

Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee