FR1552442A - - Google Patents

Info

Publication number
FR1552442A
FR1552442A FR1552442DA FR1552442A FR 1552442 A FR1552442 A FR 1552442A FR 1552442D A FR1552442D A FR 1552442DA FR 1552442 A FR1552442 A FR 1552442A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1552442A publication Critical patent/FR1552442A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/12Reflex reflectors
    • G02B5/126Reflex reflectors including curved refracting surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lenses (AREA)
FR1552442D 1967-01-20 1968-01-19 Expired FR1552442A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT62067A AT269663B (de) 1967-01-20 1967-01-20 Rückstrahlelement

Publications (1)

Publication Number Publication Date
FR1552442A true FR1552442A (fr) 1969-01-03

Family

ID=3495404

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1552442D Expired FR1552442A (fr) 1967-01-20 1968-01-19

Country Status (4)

Country Link
AT (1) AT269663B (fr)
DE (1) DE1982414U (fr)
ES (1) ES349527A1 (fr)
FR (1) FR1552442A (fr)

Also Published As

Publication number Publication date
AT269663B (de) 1969-03-25
ES349527A1 (es) 1969-09-16
DE1982414U (de) 1968-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse