FR276842A - - Google Patents
Info
- Publication number
- FR276842A FR276842A FR276842DA FR276842A FR 276842 A FR276842 A FR 276842A FR 276842D A FR276842D A FR 276842DA FR 276842 A FR276842 A FR 276842A
- 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.)
- Active
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
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages
- H01H83/223—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages with bimetal elements
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB276842X | 1947-11-13 | ||
| GB201048X | 1948-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR276842A true FR276842A (fr) |
Family
ID=26254450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR276842D Active FR276842A (fr) | 1947-11-13 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE485728A (fr) |
| CH (1) | CH276842A (fr) |
| FR (1) | FR276842A (fr) |
| NL (1) | NL76041C (fr) |
-
0
- FR FR276842D patent/FR276842A/fr active Active
- BE BE485728D patent/BE485728A/xx unknown
- NL NL76041D patent/NL76041C/xx active
-
1948
- 1948-11-13 CH CH276842D patent/CH276842A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH276842A (fr) | 1951-07-31 |
| NL76041C (fr) | |
| BE485728A (fr) |