DE131147C - - Google Patents
Info
- Publication number
- DE131147C DE131147C DENDAT131147D DE131147DA DE131147C DE 131147 C DE131147 C DE 131147C DE NDAT131147 D DENDAT131147 D DE NDAT131147D DE 131147D A DE131147D A DE 131147DA DE 131147 C DE131147 C DE 131147C
- Authority
- DE
- Germany
- Prior art keywords
- threaded ring
- angle
- rack
- height
- visor
- 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
- 241000238633 Odonata Species 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE131147C true DE131147C (cs) |
Family
ID=399493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT131147D Active DE131147C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE131147C (cs) |
-
0
- DE DENDAT131147D patent/DE131147C/de active Active
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