DE312911C - - Google Patents
Info
- Publication number
- DE312911C DE312911C DENDAT312911D DE312911DA DE312911C DE 312911 C DE312911 C DE 312911C DE NDAT312911 D DENDAT312911 D DE NDAT312911D DE 312911D A DE312911D A DE 312911DA DE 312911 C DE312911 C DE 312911C
- Authority
- DE
- Germany
- Prior art keywords
- plate
- scales
- course
- ruler
- edges
- 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
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
- G01C21/20—Instruments for performing navigational calculations
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE312911C true DE312911C (cs) |
Family
ID=565808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT312911D Active DE312911C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE312911C (cs) |
-
0
- DE DENDAT312911D patent/DE312911C/de active Active
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