NL249119A - - Google Patents

Info

Publication number
NL249119A
NL249119A NL249119DA NL249119A NL 249119 A NL249119 A NL 249119A NL 249119D A NL249119D A NL 249119DA NL 249119 A NL249119 A NL 249119A
Authority
NL
Netherlands
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.)
Publication of NL249119A publication Critical patent/NL249119A/xx

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/02Subjective types, i.e. testing apparatus requiring the active assistance of the patient
    • A61B3/024Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Prostheses (AREA)
  • Eye Examination Apparatus (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
NL249119D 1959-03-07 NL249119A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR788713A FR1229799A (fr) 1959-03-07 1959-03-07 Perfectionnements apportés aux appareils, notamment aux campimètres, devant comporter un écran éclairé de façon uniforme

Publications (1)

Publication Number Publication Date
NL249119A true NL249119A (en:Method)

Family

ID=8712174

Family Applications (1)

Application Number Title Priority Date Filing Date
NL249119D NL249119A (en:Method) 1959-03-07

Country Status (9)

Country Link
US (1) US3138334A (en:Method)
BE (1) BE587944A (en:Method)
CH (1) CH365894A (en:Method)
DE (1) DE1890206U (en:Method)
ES (1) ES256203A1 (en:Method)
FR (1) FR1229799A (en:Method)
GB (1) GB918656A (en:Method)
LU (1) LU38304A1 (en:Method)
NL (1) NL249119A (en:Method)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1255755A (en) * 1917-07-25 1918-02-05 Emil G Johanson Lens-screen.
GB309512A (en) * 1927-10-12 1929-04-12 Alexander James Irving Improvements in anti-dazzle devices for use with the lamps of road vehicles
US2001378A (en) * 1933-11-09 1935-05-14 James E Cornwall Automobile headlight
US2327818A (en) * 1941-12-03 1943-08-24 Eastman Kodak Co Illuminating means for enlargers
US2321636A (en) * 1942-02-05 1943-06-15 Todd John Philip Black-out lamp
US2629813A (en) * 1948-02-04 1953-02-24 David M Murphy Adjustable lamp carrier
US2538681A (en) * 1949-01-24 1951-01-16 Spectrolite Combined incandescent and circular fluorescent lighting unit

Also Published As

Publication number Publication date
DE1890206U (de) 1964-04-02
LU38304A1 (en:Method)
US3138334A (en) 1964-06-23
FR1229799A (fr) 1960-09-09
GB918656A (en) 1963-02-13
ES256203A1 (es) 1960-07-01
BE587944A (fr) 1960-08-23
CH365894A (fr) 1962-11-30

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