FR519475A - Compteur ferraris - Google Patents
Compteur ferrarisInfo
- Publication number
- FR519475A FR519475A FR519475A FR519475DA FR519475A FR 519475 A FR519475 A FR 519475A FR 519475 A FR519475 A FR 519475A FR 519475D A FR519475D A FR 519475DA FR 519475 A FR519475 A FR 519475A
- Authority
- FR
- France
- Prior art keywords
- ferraris
- counter
- ferraris counter
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/36—Induction meters, e.g. Ferraris meters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Retarders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE519475X | 1917-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR519475A true FR519475A (fr) | 1921-06-10 |
Family
ID=6550524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR519475A Expired FR519475A (fr) | 1917-04-02 | 1920-07-08 | Compteur ferraris |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH88211A (fr) |
| FR (1) | FR519475A (fr) |
| GB (1) | GB147601A (fr) |
-
1920
- 1920-07-02 CH CH88211D patent/CH88211A/de unknown
- 1920-07-08 FR FR519475A patent/FR519475A/fr not_active Expired
- 1920-07-08 GB GB1953920A patent/GB147601A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB147601A (en) | 1921-06-30 |
| CH88211A (de) | 1921-02-01 |
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