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FR756478A - Method and device for copying optical and acoustic images - Google Patents

Method and device for copying optical and acoustic images

Info

Publication number
FR756478A
FR756478A FR756478DA FR756478A FR 756478 A FR756478 A FR 756478A FR 756478D A FR756478D A FR 756478DA FR 756478 A FR756478 A FR 756478A
Authority
FR
France
Prior art keywords
acoustic images
copying optical
copying
optical
acoustic
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
French (fr)
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.)
RECTRON GmbH
Original Assignee
RECTRON GmbH
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 RECTRON GmbH filed Critical RECTRON GmbH
Application granted granted Critical
Publication of FR756478A publication Critical patent/FR756478A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR756478D 1932-06-04 1933-06-03 Method and device for copying optical and acoustic images Expired FR756478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE756478X 1932-06-04

Publications (1)

Publication Number Publication Date
FR756478A true FR756478A (en) 1933-12-11

Family

ID=6659838

Family Applications (1)

Application Number Title Priority Date Filing Date
FR756478D Expired FR756478A (en) 1932-06-04 1933-06-03 Method and device for copying optical and acoustic images

Country Status (1)

Country Link
FR (1) FR756478A (en)

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