FR868977A - Improvements made to spectacle frames more particularly in a non-metallic material such as celluloid, artificial resin or the like with lateral supports - Google Patents
Improvements made to spectacle frames more particularly in a non-metallic material such as celluloid, artificial resin or the like with lateral supportsInfo
- Publication number
- FR868977A FR868977A FR868977DA FR868977A FR 868977 A FR868977 A FR 868977A FR 868977D A FR868977D A FR 868977DA FR 868977 A FR868977 A FR 868977A
- Authority
- FR
- France
- Prior art keywords
- celluloid
- metallic material
- improvements made
- lateral supports
- spectacle frames
- 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
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/12—Nose pads; Nose-engaging surfaces of bridges or rims
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR868977T | 1940-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR868977A true FR868977A (en) | 1942-01-21 |
Family
ID=9346290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868977D Expired FR868977A (en) | 1940-12-31 | 1940-12-31 | Improvements made to spectacle frames more particularly in a non-metallic material such as celluloid, artificial resin or the like with lateral supports |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR868977A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1015235B (en) * | 1952-05-19 | 1957-09-05 | Konrad Agahd Dipl Ing | Measuring device for determining the transparency of paper |
-
1940
- 1940-12-31 FR FR868977D patent/FR868977A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1015235B (en) * | 1952-05-19 | 1957-09-05 | Konrad Agahd Dipl Ing | Measuring device for determining the transparency of paper |
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