FR778348A - Glasses level - Google Patents
Glasses levelInfo
- Publication number
- FR778348A FR778348A FR778348DA FR778348A FR 778348 A FR778348 A FR 778348A FR 778348D A FR778348D A FR 778348DA FR 778348 A FR778348 A FR 778348A
- Authority
- FR
- France
- Prior art keywords
- glasses
- level
- glasses level
- 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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
- G02B23/10—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors reflecting into the field of view additional indications, e.g. from collimator
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR778348T | 1933-12-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR778348A true FR778348A (en) | 1935-03-14 |
Family
ID=9202138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR778348D Expired FR778348A (en) | 1933-12-05 | 1933-12-05 | Glasses level |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR778348A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4082466A (en) * | 1976-06-14 | 1978-04-04 | Realist, Inc. | Optical sighting instrument |
-
1933
- 1933-12-05 FR FR778348D patent/FR778348A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4082466A (en) * | 1976-06-14 | 1978-04-04 | Realist, Inc. | Optical sighting instrument |
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