FR526985A - Periscope system - Google Patents
Periscope systemInfo
- Publication number
- FR526985A FR526985A FR526985A FR526985DA FR526985A FR 526985 A FR526985 A FR 526985A FR 526985 A FR526985 A FR 526985A FR 526985D A FR526985D A FR 526985DA FR 526985 A FR526985 A FR 526985A
- Authority
- FR
- France
- Prior art keywords
- periscope system
- periscope
- 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
- G02B23/08—Periscopes
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE526985X | 1916-01-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR526985A true FR526985A (en) | 1921-10-17 |
Family
ID=6553155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR526985A Expired FR526985A (en) | 1916-01-19 | 1920-07-03 | Periscope system |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR526985A (en) |
GB (1) | GB146432A (en) |
-
1920
- 1920-07-03 GB GB1848020A patent/GB146432A/en not_active Expired
- 1920-07-03 FR FR526985A patent/FR526985A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB146432A (en) | 1921-08-11 |
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