FR548334A - Advanced relay for electrical telephony and other applications - Google Patents
Advanced relay for electrical telephony and other applicationsInfo
- Publication number
- FR548334A FR548334A FR548334DA FR548334A FR 548334 A FR548334 A FR 548334A FR 548334D A FR548334D A FR 548334DA FR 548334 A FR548334 A FR 548334A
- Authority
- FR
- France
- Prior art keywords
- applications
- electrical telephony
- advanced relay
- relay
- advanced
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/16—Magnetic circuit arrangements
- H01H50/163—Details concerning air-gaps, e.g. anti-remanence, damping, anti-corrosion
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR548334T | 1921-06-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR548334A true FR548334A (en) | 1923-01-12 |
Family
ID=8934751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR548334D Expired FR548334A (en) | 1921-06-09 | 1921-06-09 | Advanced relay for electrical telephony and other applications |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR548334A (en) |
-
1921
- 1921-06-09 FR FR548334D patent/FR548334A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR604760A (en) | Electric relays | |
FR548334A (en) | Advanced relay for electrical telephony and other applications | |
FR25442E (en) | Electric relays | |
FR506011A (en) | Switch for electrical installations | |
FR543223A (en) | Electric heater for trams and other applications | |
FR559198A (en) | Electric switch | |
FR567037A (en) | Improvements to electrical relays | |
FR24461E (en) | Electric passage relay | |
FR538221A (en) | Electric switch | |
FR539620A (en) | Aperiodic electric relay | |
FR538650A (en) | Polarized relays | |
FR553660A (en) | Electrical connection for rails | |
FR547695A (en) | Electric contact for bell | |
FR23700E (en) | Switch for electrical installations | |
FR568129A (en) | Electrical switch or contactor | |
FR556928A (en) | Electric switch | |
FR554519A (en) | Electric switch | |
FR576148A (en) | Improvements to maximum electrical relays | |
FR537928A (en) | Electric contact | |
FR544601A (en) | Electric switch | |
FR551790A (en) | Electric switch | |
FR533924A (en) | Electric switch | |
FR546181A (en) | Electric switch | |
FR538257A (en) | Electric switch | |
FR552198A (en) | Electric switch |