DE118660C - - Google Patents
Info
- Publication number
- DE118660C DE118660C DE1899118660D DE118660DA DE118660C DE 118660 C DE118660 C DE 118660C DE 1899118660 D DE1899118660 D DE 1899118660D DE 118660D A DE118660D A DE 118660DA DE 118660 C DE118660 C DE 118660C
- Authority
- DE
- Germany
- Prior art keywords
- line
- magnet
- relay
- contact
- call
- 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 - Lifetime
Links
- 230000005284 excitation Effects 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 description 15
- 238000012360 testing method Methods 0.000 description 5
- 239000011810 insulating material Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M5/00—Manual exchanges
- H04M5/08—Manual exchanges using connecting means other than cords
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT7049D AT7049B (de) | 1899-05-16 | 1900-03-05 | Schaltungsanordnung zum selbstatthätigen Anrufen von Theilnehmerstellen durch Fernsprechvermittelungsämter. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE118660C true DE118660C (OSRAM) |
Family
ID=387841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1899118660D Expired - Lifetime DE118660C (OSRAM) | 1899-05-16 | 1899-05-16 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE118660C (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5927516A (en) * | 1997-03-26 | 1999-07-27 | Berry; Homer H. | Concealed sack holder and bag dispenser |
-
1899
- 1899-05-16 DE DE1899118660D patent/DE118660C/de not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5927516A (en) * | 1997-03-26 | 1999-07-27 | Berry; Homer H. | Concealed sack holder and bag dispenser |
Similar Documents
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|---|---|---|
| DE118660C (OSRAM) | ||
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