FR942448A - Projection device - Google Patents

Projection device

Info

Publication number
FR942448A
FR942448A FR942448DA FR942448A FR 942448 A FR942448 A FR 942448A FR 942448D A FR942448D A FR 942448DA FR 942448 A FR942448 A FR 942448A
Authority
FR
France
Prior art keywords
projection device
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
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR942448A publication Critical patent/FR942448A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR942448D 1941-12-06 1946-03-26 Projection device Expired FR942448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US942448XA 1941-12-06 1941-12-06

Publications (1)

Publication Number Publication Date
FR942448A true FR942448A (en) 1949-02-08

Family

ID=22243984

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942448D Expired FR942448A (en) 1941-12-06 1946-03-26 Projection device

Country Status (1)

Country Link
FR (1) FR942448A (en)

Similar Documents

Publication Publication Date Title
FR880548A (en) Dust extraction device
FR904808A (en) Telephone device
FR889733A (en) Stereoscopic apparatus
FR878239A (en) Braking device
FR877121A (en) Projection device
FR942448A (en) Projection device
FR917779A (en) Massage device
FR877510A (en) Regulator-metering device
FR880764A (en) Igniter device
FR870248A (en) Flying device
FR892456A (en) Light projection device
FR877637A (en) Telautographic device
FR864367A (en) Filter-measuring device
FR867046A (en) Projection device
FR945140A (en) Projection device
FR945138A (en) Projection device
FR900533A (en) Projection device
FR887168A (en) Projection device
FR863440A (en) Projection device
FR870275A (en) Reflector device
FR874755A (en) Orthopedic device
FR905952A (en) Divider device
FR916220A (en) Pointing device
FR874920A (en) Indicator device
FR872719A (en) Pneumatic device