FR4127E - Further training in the appeal bodies of central telephone offices - Google Patents
Further training in the appeal bodies of central telephone officesInfo
- Publication number
- FR4127E FR4127E FR4127DA FR4127E FR 4127 E FR4127 E FR 4127E FR 4127D A FR4127D A FR 4127DA FR 4127 E FR4127 E FR 4127E
- Authority
- FR
- France
- Prior art keywords
- appeal
- bodies
- further training
- central telephone
- telephone offices
- 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
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR335552T | 1903-09-08 | ||
FR4127T | 1904-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR4127E true FR4127E (en) | 1905-06-05 |
Family
ID=1347273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR4127D Expired FR4127E (en) | 1903-09-08 | 1904-12-17 | Further training in the appeal bodies of central telephone offices |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR4127E (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3997559A (en) * | 1967-09-14 | 1976-12-14 | Franco Chimie S.A.R.L. | N-acetyl-L-hydroxy-proline zinc salt |
-
1904
- 1904-12-17 FR FR4127D patent/FR4127E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3997559A (en) * | 1967-09-14 | 1976-12-14 | Franco Chimie S.A.R.L. | N-acetyl-L-hydroxy-proline zinc salt |
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