DE240889C - - Google Patents
Info
- Publication number
- DE240889C DE240889C DENDAT240889D DE240889DA DE240889C DE 240889 C DE240889 C DE 240889C DE NDAT240889 D DENDAT240889 D DE NDAT240889D DE 240889D A DE240889D A DE 240889DA DE 240889 C DE240889 C DE 240889C
- Authority
- DE
- Germany
- Prior art keywords
- circle
- declination
- axis
- height
- circles
- 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.)
- Active
Links
- 238000010276 construction Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/02—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by astronomical means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Automation & Control Theory (AREA)
- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE240889C true DE240889C (enrdf_load_stackoverflow) |
Family
ID=500225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT240889D Active DE240889C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE240889C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT240889D patent/DE240889C/de active Active
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