FR988992A - Glasses with mirror device - Google Patents
Glasses with mirror deviceInfo
- Publication number
- FR988992A FR988992A FR988992DA FR988992A FR 988992 A FR988992 A FR 988992A FR 988992D A FR988992D A FR 988992DA FR 988992 A FR988992 A FR 988992A
- Authority
- FR
- France
- Prior art keywords
- glasses
- mirror device
- mirror
- 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
- G02C7/00—Optical parts
- G02C7/14—Mirrors; Prisms
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR988992T | 1949-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR988992A true FR988992A (en) | 1951-09-03 |
Family
ID=9539893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR988992D Expired FR988992A (en) | 1949-04-14 | 1949-04-14 | Glasses with mirror device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR988992A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3423151A (en) * | 1965-05-17 | 1969-01-21 | Walter Boyd White | Optical prismatic lenses detachably mounted on spectacle temple pieces |
-
1949
- 1949-04-14 FR FR988992D patent/FR988992A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3423151A (en) * | 1965-05-17 | 1969-01-21 | Walter Boyd White | Optical prismatic lenses detachably mounted on spectacle temple pieces |
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