FR67521E - Micro-visionneur et projecteur - Google Patents

Micro-visionneur et projecteur

Info

Publication number
FR67521E
FR67521E FR67521DA FR67521E FR 67521 E FR67521 E FR 67521E FR 67521D A FR67521D A FR 67521DA FR 67521 E FR67521 E FR 67521E
Authority
FR
France
Prior art keywords
viewer
projector
micro
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)
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.)
OPTIQUE COMMERCIALE L
Original Assignee
OPTIQUE COMMERCIALE L
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 OPTIQUE COMMERCIALE L filed Critical OPTIQUE COMMERCIALE L
Application granted granted Critical
Publication of FR67521E publication Critical patent/FR67521E/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
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR67521D 1955-02-03 1955-02-03 Micro-visionneur et projecteur Expired FR67521E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR67521T 1955-02-03

Publications (1)

Publication Number Publication Date
FR67521E true FR67521E (fr) 1958-03-13

Family

ID=8699706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR67521D Expired FR67521E (fr) 1955-02-03 1955-02-03 Micro-visionneur et projecteur

Country Status (1)

Country Link
FR (1) FR67521E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3216342A1 (de) * 1982-05-03 1983-11-03 Vredeborch Gmbh, Metallwarenfabrik Und Kamerawerk, 2890 Nordenham Vorrichtung zur betrachtung von filmbildern eines geroentgen gebiss-zahnes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3216342A1 (de) * 1982-05-03 1983-11-03 Vredeborch Gmbh, Metallwarenfabrik Und Kamerawerk, 2890 Nordenham Vorrichtung zur betrachtung von filmbildern eines geroentgen gebiss-zahnes

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