FR1002077A - Kaléidoscope - Google Patents

Kaléidoscope

Info

Publication number
FR1002077A
FR1002077A FR1002077DA FR1002077A FR 1002077 A FR1002077 A FR 1002077A FR 1002077D A FR1002077D A FR 1002077DA FR 1002077 A FR1002077 A FR 1002077A
Authority
FR
France
Prior art keywords
kaleidoscope
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.)
Expired
Application number
Other languages
English (en)
Inventor
Hermann Kayser
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
Application granted granted Critical
Publication of FR1002077A publication Critical patent/FR1002077A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/08—Kaleidoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1002077D 1946-07-23 1946-07-23 Kaléidoscope Expired FR1002077A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1002077T 1946-07-23

Publications (1)

Publication Number Publication Date
FR1002077A true FR1002077A (fr) 1952-03-03

Family

ID=9561813

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1002077D Expired FR1002077A (fr) 1946-07-23 1946-07-23 Kaléidoscope

Country Status (1)

Country Link
FR (1) FR1002077A (fr)

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