FR775176A - Support for the axis of phonic drums in photophonic devices - Google Patents

Support for the axis of phonic drums in photophonic devices

Info

Publication number
FR775176A
FR775176A FR775176DA FR775176A FR 775176 A FR775176 A FR 775176A FR 775176D A FR775176D A FR 775176DA FR 775176 A FR775176 A FR 775176A
Authority
FR
France
Prior art keywords
photophonic
phonic
drums
axis
devices
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.)
Zeiss Ikon AG
Original Assignee
Zeiss Ikon AG
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 Zeiss Ikon AG filed Critical Zeiss Ikon AG
Application granted granted Critical
Publication of FR775176A publication Critical patent/FR775176A/en
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
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/02—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is on a moving-picture film

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR775176D 1933-06-30 1934-06-30 Support for the axis of phonic drums in photophonic devices Expired FR775176A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE775176X 1933-06-30

Publications (1)

Publication Number Publication Date
FR775176A true FR775176A (en) 1934-12-21

Family

ID=6686248

Family Applications (1)

Application Number Title Priority Date Filing Date
FR775176D Expired FR775176A (en) 1933-06-30 1934-06-30 Support for the axis of phonic drums in photophonic devices

Country Status (1)

Country Link
FR (1) FR775176A (en)

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