BE727997A - - Google Patents

Info

Publication number
BE727997A
BE727997A BE727997DA BE727997A BE 727997 A BE727997 A BE 727997A BE 727997D A BE727997D A BE 727997DA BE 727997 A BE727997 A BE 727997A
Authority
BE
Belgium
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
Publication of BE727997A publication Critical patent/BE727997A/xx

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
BE727997D 1968-03-26 1969-02-06 BE727997A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1772061 1968-03-26

Publications (1)

Publication Number Publication Date
BE727997A true BE727997A (ja) 1969-07-16

Family

ID=5701094

Family Applications (1)

Application Number Title Priority Date Filing Date
BE727997D BE727997A (ja) 1968-03-26 1969-02-06

Country Status (2)

Country Link
BE (1) BE727997A (ja)
NL (1) NL6904091A (ja)

Also Published As

Publication number Publication date
NL6904091A (ja) 1969-09-30

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