DE202453C - - Google Patents
Info
- Publication number
- DE202453C DE202453C DENDAT202453D DE202453DA DE202453C DE 202453 C DE202453 C DE 202453C DE NDAT202453 D DENDAT202453 D DE NDAT202453D DE 202453D A DE202453D A DE 202453DA DE 202453 C DE202453 C DE 202453C
- Authority
- DE
- Germany
- Prior art keywords
- roller
- logarithmic
- scale
- divisions
- slide
- 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
- G06—COMPUTING OR CALCULATING; COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand manipulated computing devices
- G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
- G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
- G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
- G06G1/085—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales borne by a cylinder
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Tape Measures (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE202453C true DE202453C (en:Method) |
Family
ID=464939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT202453D Active DE202453C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE202453C (en:Method) |
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0
- DE DENDAT202453D patent/DE202453C/de active Active
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