BE429416A - - Google Patents

Info

Publication number
BE429416A
BE429416A BE429416DA BE429416A BE 429416 A BE429416 A BE 429416A BE 429416D A BE429416D A BE 429416DA BE 429416 A BE429416 A BE 429416A
Authority
BE
Belgium
Prior art keywords
shaft
cams
cam
light source
circuit
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE429416A publication Critical patent/BE429416A/fr

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
BE429416D BE429416A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
BE429416A true BE429416A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=89610

Family Applications (1)

Application Number Title Priority Date Filing Date
BE429416D BE429416A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
BE (1) BE429416A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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