FR493465A - Appareil de projection pour corps opaques - Google Patents

Appareil de projection pour corps opaques

Info

Publication number
FR493465A
FR493465A FR493465DA FR493465A FR 493465 A FR493465 A FR 493465A FR 493465D A FR493465D A FR 493465DA FR 493465 A FR493465 A FR 493465A
Authority
FR
France
Prior art keywords
projection device
opaque bodies
opaque
bodies
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
Charles Francois Dussaud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR493465A publication Critical patent/FR493465A/fr
Expired legal-status Critical Current

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
    • G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR493465D 1917-05-14 1917-05-14 Appareil de projection pour corps opaques Expired FR493465A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR493465T 1917-05-14

Publications (1)

Publication Number Publication Date
FR493465A true FR493465A (fr) 1919-08-09

Family

ID=1529212

Family Applications (1)

Application Number Title Priority Date Filing Date
FR493465D Expired FR493465A (fr) 1917-05-14 1917-05-14 Appareil de projection pour corps opaques

Country Status (1)

Country Link
FR (1) FR493465A (fr)

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