FR544283A - Automatic device for eye protection - Google Patents

Automatic device for eye protection

Info

Publication number
FR544283A
FR544283A FR544283DA FR544283A FR 544283 A FR544283 A FR 544283A FR 544283D A FR544283D A FR 544283DA FR 544283 A FR544283 A FR 544283A
Authority
FR
France
Prior art keywords
automatic device
eye protection
eye
protection
automatic
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
French (fr)
Inventor
Charles Kern-Jenny
Guillaume Balzer-Alber
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 FR544283A publication Critical patent/FR544283A/en
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
    • G02C7/16—Shades; shields; Obturators, e.g. with pinhole, with slot
    • 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
FR544283D 1920-12-30 1921-12-07 Automatic device for eye protection Expired FR544283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH544283X 1920-12-30

Publications (1)

Publication Number Publication Date
FR544283A true FR544283A (en) 1922-09-19

Family

ID=4519255

Family Applications (1)

Application Number Title Priority Date Filing Date
FR544283D Expired FR544283A (en) 1920-12-30 1921-12-07 Automatic device for eye protection

Country Status (1)

Country Link
FR (1) FR544283A (en)

Similar Documents

Publication Publication Date Title
FR544283A (en) Automatic device for eye protection
FR20483E (en) Automatic rescue device
FR552888A (en) Protective device for pacifiers
FR518269A (en) Plan device for houses
FR526397A (en) Automatic projection device
FR26845E (en) Automatic device for permanent waving
FR513509A (en) Device for cooling electrical machines
FR528963A (en) Automatic defigger device
FR538907A (en) Device for tipping karyons
FR518369A (en) Automatic device for valve break-in
FR528563A (en) Automatic device for bleeding animals
FR540806A (en) Device for the ventilation of closed machines
FR542510A (en) Device for inhalations
FR525082A (en) Fishing device
FR537724A (en) Automatic projection device
FR556483A (en) Protection device for machines
FR514451A (en) Safety device for railways
FR525213A (en) Safety device for generators
FR543494A (en) Device for regulating machines
FR525731A (en) Electric shock device for insects
FR532202A (en) Box-transport-brooder device for chicks
FR542050A (en) Device for removing plugs
FR529127A (en) Device for duplicator
FR524399A (en) Automatic coupling device
FR521962A (en) Device for repairing chains