FR52516E - Perfectionnements aux lunettes pour aviateurs et similaires - Google Patents

Perfectionnements aux lunettes pour aviateurs et similaires

Info

Publication number
FR52516E
FR52516E FR52516DA FR52516E FR 52516 E FR52516 E FR 52516E FR 52516D A FR52516D A FR 52516DA FR 52516 E FR52516 E FR 52516E
Authority
FR
France
Prior art keywords
aviators
glasses
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)
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.)
CRETIN BILLET ET FILS L
Original Assignee
CRETIN BILLET ET FILS L
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 CRETIN BILLET ET FILS L filed Critical CRETIN BILLET ET FILS L
Application granted granted Critical
Publication of FR52516E publication Critical patent/FR52516E/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
    • G02C9/00—Attaching auxiliary optical parts
    • G02C9/02—Attaching auxiliary optical parts by hinging

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
FR52516D 1942-10-31 1942-10-31 Perfectionnements aux lunettes pour aviateurs et similaires Expired FR52516E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR52516T 1942-10-31

Publications (1)

Publication Number Publication Date
FR52516E true FR52516E (fr) 1945-04-17

Family

ID=8687170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR52516D Expired FR52516E (fr) 1942-10-31 1942-10-31 Perfectionnements aux lunettes pour aviateurs et similaires

Country Status (1)

Country Link
FR (1) FR52516E (fr)

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