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FR937935A - Lunettes polarisantes - Google Patents

Lunettes polarisantes

Info

Publication number
FR937935A
FR937935A FR937935DA FR937935A FR 937935 A FR937935 A FR 937935A FR 937935D A FR937935D A FR 937935DA FR 937935 A FR937935 A FR 937935A
Authority
FR
France
Prior art keywords
polarized glasses
glasses
polarized
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)
Inventor
Jean-Marie-Anne Brizon
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 FR937935A publication Critical patent/FR937935A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/12—Polarisers

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR937935D 1946-12-13 1946-12-13 Lunettes polarisantes Expired FR937935A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR937935T 1946-12-13

Publications (1)

Publication Number Publication Date
FR937935A true FR937935A (fr) 1948-08-31

Family

ID=9458200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR937935D Expired FR937935A (fr) 1946-12-13 1946-12-13 Lunettes polarisantes

Country Status (1)

Country Link
FR (1) FR937935A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159844A (en) * 1962-11-09 1964-12-08 Samuel C Halpert Electromagnetically controlled hood device for welding and cutting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3159844A (en) * 1962-11-09 1964-12-08 Samuel C Halpert Electromagnetically controlled hood device for welding and cutting

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