JPS4711052A - - Google Patents
Info
- Publication number
- JPS4711052A JPS4711052A JP9417571A JP9417571A JPS4711052A JP S4711052 A JPS4711052 A JP S4711052A JP 9417571 A JP9417571 A JP 9417571A JP 9417571 A JP9417571 A JP 9417571A JP S4711052 A JPS4711052 A JP S4711052A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Exchange Systems With Centralized Control (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US9315870A | 1970-11-27 | 1970-11-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4711052A true JPS4711052A (en:Method) | 1972-06-02 |
| JPS5410803B1 JPS5410803B1 (en:Method) | 1979-05-10 |
Family
ID=22237490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9417571A Pending JPS5410803B1 (en:Method) | 1970-11-27 | 1971-11-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3691308A (en:Method) |
| JP (1) | JPS5410803B1 (en:Method) |
| CA (1) | CA936293A (en:Method) |
| DE (1) | DE2154601C2 (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3902024A (en) * | 1972-04-19 | 1975-08-26 | Iwatsu Electric Co Ltd | Originating number control system for key telephone systems |
| CA1200036A (en) * | 1978-03-13 | 1986-01-28 | Guido Panizzon | Partyline subscriber interface circuit |
| AU535333B2 (en) * | 1979-07-25 | 1984-03-15 | L M Ericsson Pty. Ltd. | Loop sharing in digital systems |
| US4703499A (en) * | 1986-02-21 | 1987-10-27 | Arturo Fossas | Distributed privacy oriented telephone extension system |
| US20030185356A1 (en) | 1993-03-12 | 2003-10-02 | Telebuyer, Llc | Commercial product telephonic routing system with mobile wireless and video vending capability |
| US5495284A (en) | 1993-03-12 | 1996-02-27 | Katz; Ronald A. | Scheduling and processing system for telephone video communication |
| US6323894B1 (en) | 1993-03-12 | 2001-11-27 | Telebuyer, Llc | Commercial product routing system with video vending capability |
-
1970
- 1970-11-27 US US93158A patent/US3691308A/en not_active Expired - Lifetime
-
1971
- 1971-06-30 CA CA117102A patent/CA936293A/en not_active Expired
- 1971-11-03 DE DE2154601A patent/DE2154601C2/de not_active Expired
- 1971-11-25 JP JP9417571A patent/JPS5410803B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3691308A (en) | 1972-09-12 |
| DE2154601C2 (de) | 1983-10-27 |
| DE2154601A1 (de) | 1972-05-31 |
| CA936293A (en) | 1973-10-30 |
| JPS5410803B1 (en:Method) | 1979-05-10 |