BE402353A - - Google Patents

Info

Publication number
BE402353A
BE402353A BE402353DA BE402353A BE 402353 A BE402353 A BE 402353A BE 402353D A BE402353D A BE 402353DA BE 402353 A BE402353 A BE 402353A
Authority
BE
Belgium
Prior art keywords
film
fact
axis
roller
improvements according
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE402353A publication Critical patent/BE402353A/fr

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Projection Apparatus (AREA)
BE402353D BE402353A (https=)

Publications (1)

Publication Number Publication Date
BE402353A true BE402353A (https=)

Family

ID=68143

Family Applications (1)

Application Number Title Priority Date Filing Date
BE402353D BE402353A (https=)

Country Status (1)

Country Link
BE (1) BE402353A (https=)

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