ZA74615B - Information transmission network - Google Patents
Information transmission networkInfo
- Publication number
- ZA74615B ZA74615B ZA740615A ZA74615A ZA74615B ZA 74615 B ZA74615 B ZA 74615B ZA 740615 A ZA740615 A ZA 740615A ZA 74615 A ZA74615 A ZA 74615A ZA 74615 B ZA74615 B ZA 74615B
- Authority
- ZA
- South Africa
- Prior art keywords
- information transmission
- transmission network
- network
- information
- transmission
- Prior art date
Links
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Exchange Systems With Centralized Control (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20158/73A IT988593B (en) | 1973-02-08 | 1973-02-08 | INFORMATION TRANSMISSION NETWORK FOR HOT LINE SERVICE WITH POSSIBILITY OF USE IN A PARTIALLY PROMISED WAY ALSO FOR SELECTIVE SERVICES |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA74615B true ZA74615B (en) | 1974-12-24 |
Family
ID=11164277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA740615A ZA74615B (en) | 1973-02-08 | 1974-01-30 | Information transmission network |
Country Status (7)
Country | Link |
---|---|
CH (1) | CH575691A5 (en) |
DE (1) | DE2406123A1 (en) |
ES (1) | ES421943A1 (en) |
FR (1) | FR2217892B1 (en) |
GB (1) | GB1433672A (en) |
IT (1) | IT988593B (en) |
ZA (1) | ZA74615B (en) |
-
1973
- 1973-02-08 IT IT20158/73A patent/IT988593B/en active
- 1973-11-27 FR FR7342154A patent/FR2217892B1/fr not_active Expired
- 1973-12-14 CH CH1753173A patent/CH575691A5/xx not_active IP Right Cessation
- 1973-12-31 ES ES421943A patent/ES421943A1/en not_active Expired
-
1974
- 1974-01-30 ZA ZA740615A patent/ZA74615B/en unknown
- 1974-02-06 GB GB552274A patent/GB1433672A/en not_active Expired
- 1974-02-08 DE DE19742406123 patent/DE2406123A1/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB1433672A (en) | 1976-04-28 |
ES421943A1 (en) | 1976-05-01 |
IT988593B (en) | 1975-04-30 |
DE2406123A1 (en) | 1974-10-03 |
FR2217892A1 (en) | 1974-09-06 |
CH575691A5 (en) | 1976-05-14 |
FR2217892B1 (en) | 1977-06-10 |
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