FR1011161A - - Google Patents
Info
- Publication number
- FR1011161A FR1011161A FR1011161DA FR1011161A FR 1011161 A FR1011161 A FR 1011161A FR 1011161D A FR1011161D A FR 1011161DA FR 1011161 A FR1011161 A FR 1011161A
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/155—Indicating the presence of voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1011161A true FR1011161A (en, 2012) | 1952-06-27 |
Family
ID=1567422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1011161D Expired FR1011161A (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1011161A (en, 2012) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4139820A (en) * | 1976-05-17 | 1979-02-13 | Latviisky Gosudarstvenny Universitet Imeni P. Stuchki | A.C. and D.C. voltage polarity indicator utilizing electrochromic cells |
| US5008651A (en) * | 1989-11-08 | 1991-04-16 | Schweitzer Edmund O Jun | Battery-powered fault indicator |
| US5070301A (en) * | 1989-11-08 | 1991-12-03 | Schweitzer Edmund O Jun | Fault indicator having liquid crystal status display |
| US5077520A (en) * | 1990-05-15 | 1991-12-31 | Schweitzer Edmund O Jun | High impedance voltage indicator having capacitive voltage divider |
| US5095265A (en) * | 1989-11-08 | 1992-03-10 | Schweitzer Edmund O Jun | Circuit status indicator having liquid crystal display |
| US5274324A (en) * | 1989-11-08 | 1993-12-28 | Schweitzer Edmund O Jun | Hot line mountable hotline indicator having liquid crystal display with resettable memory function |
| US5363088A (en) * | 1992-12-21 | 1994-11-08 | Schweitzer Edmund O Jun | Voltage monitor for alternating current power system |
| US5406195A (en) * | 1992-12-21 | 1995-04-11 | Schweitzer, Jr.; Edmund O. | Phase-to-phase voltage monitor for three-phase power distribution system |
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0
- FR FR1011161D patent/FR1011161A/fr not_active Expired
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4139820A (en) * | 1976-05-17 | 1979-02-13 | Latviisky Gosudarstvenny Universitet Imeni P. Stuchki | A.C. and D.C. voltage polarity indicator utilizing electrochromic cells |
| US5008651A (en) * | 1989-11-08 | 1991-04-16 | Schweitzer Edmund O Jun | Battery-powered fault indicator |
| US5070301A (en) * | 1989-11-08 | 1991-12-03 | Schweitzer Edmund O Jun | Fault indicator having liquid crystal status display |
| US5095265A (en) * | 1989-11-08 | 1992-03-10 | Schweitzer Edmund O Jun | Circuit status indicator having liquid crystal display |
| US5274324A (en) * | 1989-11-08 | 1993-12-28 | Schweitzer Edmund O Jun | Hot line mountable hotline indicator having liquid crystal display with resettable memory function |
| US5077520A (en) * | 1990-05-15 | 1991-12-31 | Schweitzer Edmund O Jun | High impedance voltage indicator having capacitive voltage divider |
| US5363088A (en) * | 1992-12-21 | 1994-11-08 | Schweitzer Edmund O Jun | Voltage monitor for alternating current power system |
| US5406195A (en) * | 1992-12-21 | 1995-04-11 | Schweitzer, Jr.; Edmund O. | Phase-to-phase voltage monitor for three-phase power distribution system |