FR601288A - Appareil de projection - Google Patents

Appareil de projection

Info

Publication number
FR601288A
FR601288A FR601288DA FR601288A FR 601288 A FR601288 A FR 601288A FR 601288D A FR601288D A FR 601288DA FR 601288 A FR601288 A FR 601288A
Authority
FR
France
Prior art keywords
projection device
projection
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
William Lowrie Isbills
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 FR601288A publication Critical patent/FR601288A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR601288D 1925-07-24 1925-07-24 Appareil de projection Expired FR601288A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR601288T 1925-07-24

Publications (1)

Publication Number Publication Date
FR601288A true FR601288A (fr) 1926-02-26

Family

ID=8971134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR601288D Expired FR601288A (fr) 1925-07-24 1925-07-24 Appareil de projection

Country Status (1)

Country Link
FR (1) FR601288A (fr)

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