US601470A - Calculator - Google Patents
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- Publication number
- US601470A US601470A US601470DA US601470A US 601470 A US601470 A US 601470A US 601470D A US601470D A US 601470DA US 601470 A US601470 A US 601470A
- Authority
- US
- United States
- Prior art keywords
- calculator
- 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 - Lifetime
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Classifications
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- 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
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C1/00—Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacuses or pocket adding devices
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Eye Examination Apparatus (AREA)
Description
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US601470A true US601470A (en) | 1898-03-29 |
Family
ID=2670107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US601470D Expired - Lifetime US601470A (en) | Calculator |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US601470A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020083118A1 (en) * | 2000-10-26 | 2002-06-27 | Sim Siew Yong | Method and apparatus for managing a plurality of servers in a content delivery network |
-
0
- US US601470D patent/US601470A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020083118A1 (en) * | 2000-10-26 | 2002-06-27 | Sim Siew Yong | Method and apparatus for managing a plurality of servers in a content delivery network |
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