BR8204653A - Disposicao de circuito para instalacoes de centrais telefonicas sobretudo pequenas centrais particulares - Google Patents
Disposicao de circuito para instalacoes de centrais telefonicas sobretudo pequenas centrais particularesInfo
- Publication number
- BR8204653A BR8204653A BR8204653A BR8204653A BR8204653A BR 8204653 A BR8204653 A BR 8204653A BR 8204653 A BR8204653 A BR 8204653A BR 8204653 A BR8204653 A BR 8204653A BR 8204653 A BR8204653 A BR 8204653A
- Authority
- BR
- Brazil
- Prior art keywords
- centers
- installations
- circuit arrangement
- telephone
- small private
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/195—Manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B39/00—Packaging or storage of ammunition or explosive charges; Safety features thereof; Cartridge belts or bags
- F42B39/30—Containers for detonators or fuzes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
- H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
- H04M9/007—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line wherein the key telephone sets are star-connected to a central unit by a limited number of lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Telephonic Communication Services (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813131299 DE3131299A1 (de) | 1981-08-07 | 1981-08-07 | Schaltungsanordnung fuer fernsprechvermittlungsanlagen, insbesondere kleine nebenstellenanlagen, fuer die externe verbindungen zu eine schleifenimpulswahl bzw. eine mehrfrequenzcode-wahl erfordernde vermittlungsstellen herstellbar sind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8204653A true BR8204653A (pt) | 1983-08-02 |
Family
ID=6138822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8204653A BR8204653A (pt) | 1981-08-07 | 1982-08-06 | Disposicao de circuito para instalacoes de centrais telefonicas sobretudo pequenas centrais particulares |
Country Status (7)
| Country | Link |
|---|---|
| AR (1) | AR229427A1 (de) |
| AT (1) | AT377606B (de) |
| AU (1) | AU547363B2 (de) |
| BR (1) | BR8204653A (de) |
| DE (1) | DE3131299A1 (de) |
| FI (1) | FI822746L (de) |
| NO (1) | NO822201L (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN167984B (de) * | 1986-09-23 | 1991-01-19 | Siemens Ag |
-
1979
- 1979-06-11 AT AT0414979A patent/AT377606B/de not_active IP Right Cessation
-
1981
- 1981-08-07 DE DE19813131299 patent/DE3131299A1/de not_active Ceased
-
1982
- 1982-06-28 NO NO822201A patent/NO822201L/no unknown
- 1982-07-30 AR AR290162A patent/AR229427A1/es active
- 1982-08-06 AU AU86920/82A patent/AU547363B2/en not_active Expired - Fee Related
- 1982-08-06 FI FI822746A patent/FI822746L/fi not_active Application Discontinuation
- 1982-08-06 BR BR8204653A patent/BR8204653A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU8692082A (en) | 1983-01-13 |
| AT377606B (de) | 1985-04-10 |
| AR229427A1 (es) | 1983-08-15 |
| FI822746L (fi) | 1983-02-08 |
| NO822201L (no) | 1983-02-08 |
| ATA414979A (de) | 1984-08-15 |
| FI822746A0 (fi) | 1982-08-06 |
| DE3131299A1 (de) | 1983-03-17 |
| AU547363B2 (en) | 1985-10-17 |
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