FR663333A - - Google Patents
Info
- Publication number
- FR663333A FR663333A FR663333DA FR663333A FR 663333 A FR663333 A FR 663333A FR 663333D A FR663333D A FR 663333DA FR 663333 A FR663333 A FR 663333A
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR663333A true FR663333A (fr) | 1929-08-28 |
Family
ID=1543268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR663333D Expired FR663333A (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR663333A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2837613A (en) * | 1954-11-23 | 1958-06-03 | Ibm | Switching device |
| FR2514944A1 (fr) * | 1981-10-20 | 1983-04-22 | Hubert Jean Louis | Interrupteurs et relais electromecaniques a contacts autocontroles |
-
0
- FR FR663333D patent/FR663333A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2837613A (en) * | 1954-11-23 | 1958-06-03 | Ibm | Switching device |
| FR2514944A1 (fr) * | 1981-10-20 | 1983-04-22 | Hubert Jean Louis | Interrupteurs et relais electromecaniques a contacts autocontroles |