DE279515C - - Google Patents

Info

Publication number
DE279515C
DE279515C DENDAT279515D DE279515DA DE279515C DE 279515 C DE279515 C DE 279515C DE NDAT279515 D DENDAT279515 D DE NDAT279515D DE 279515D A DE279515D A DE 279515DA DE 279515 C DE279515 C DE 279515C
Authority
DE
Germany
Prior art keywords
gear
spindle
lighting device
around
vertical axis
Prior art date
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.)
Active
Application number
DENDAT279515D
Other languages
German (de)
English (en)
Publication of DE279515C publication Critical patent/DE279515C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
DENDAT279515D Active DE279515C (show.php)

Publications (1)

Publication Number Publication Date
DE279515C true DE279515C (show.php)

Family

ID=535422

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT279515D Active DE279515C (show.php)

Country Status (1)

Country Link
DE (1) DE279515C (show.php)

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