FR765479A - écran de projection - Google Patents

écran de projection

Info

Publication number
FR765479A
FR765479A FR765479DA FR765479A FR 765479 A FR765479 A FR 765479A FR 765479D A FR765479D A FR 765479DA FR 765479 A FR765479 A FR 765479A
Authority
FR
France
Prior art keywords
projection screen
projection
screen
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.)
ZEISS CARL SOC
Original Assignee
ZEISS CARL SOC
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 CARL SOC filed Critical ZEISS CARL SOC
Application granted granted Critical
Publication of FR765479A publication Critical patent/FR765479A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR765479D 1932-12-24 1933-12-14 écran de projection Expired FR765479A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE765479X 1932-12-24

Publications (1)

Publication Number Publication Date
FR765479A true FR765479A (fr) 1934-06-11

Family

ID=6673121

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765479D Expired FR765479A (fr) 1932-12-24 1933-12-14 écran de projection

Country Status (1)

Country Link
FR (1) FR765479A (fr)

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