JPS52115607A - Conference telephone system - Google Patents
Conference telephone systemInfo
- Publication number
- JPS52115607A JPS52115607A JP3289676A JP3289676A JPS52115607A JP S52115607 A JPS52115607 A JP S52115607A JP 3289676 A JP3289676 A JP 3289676A JP 3289676 A JP3289676 A JP 3289676A JP S52115607 A JPS52115607 A JP S52115607A
- Authority
- JP
- Japan
- Prior art keywords
- telephone system
- conference telephone
- conference
- trunk
- possesses
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Exchange Systems With Centralized Control (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3289676A JPS52115607A (en) | 1976-03-24 | 1976-03-24 | Conference telephone system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3289676A JPS52115607A (en) | 1976-03-24 | 1976-03-24 | Conference telephone system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52115607A true JPS52115607A (en) | 1977-09-28 |
JPS5730344B2 JPS5730344B2 (ja) | 1982-06-28 |
Family
ID=12371644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3289676A Granted JPS52115607A (en) | 1976-03-24 | 1976-03-24 | Conference telephone system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52115607A (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5640354A (en) * | 1979-09-12 | 1981-04-16 | Nec Corp | Conference telephone connection system |
JPS5652959A (en) * | 1979-10-06 | 1981-05-12 | Fujitsu Ltd | Network connection system |
DE4433356A1 (de) * | 1994-09-08 | 1996-03-14 | Krosaki Corp | Struktur zum Befestigen einer Gleitdüsenplatte in einem Metallrahmen |
TWI473676B (zh) * | 2011-03-30 | 2015-02-21 | Krosakiharima Corp | Fixed plate and flat plate |
-
1976
- 1976-03-24 JP JP3289676A patent/JPS52115607A/ja active Granted
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5640354A (en) * | 1979-09-12 | 1981-04-16 | Nec Corp | Conference telephone connection system |
JPS5652959A (en) * | 1979-10-06 | 1981-05-12 | Fujitsu Ltd | Network connection system |
JPS6349419B2 (ja) * | 1979-10-06 | 1988-10-04 | Fujitsu Ltd | |
DE4433356A1 (de) * | 1994-09-08 | 1996-03-14 | Krosaki Corp | Struktur zum Befestigen einer Gleitdüsenplatte in einem Metallrahmen |
TWI473676B (zh) * | 2011-03-30 | 2015-02-21 | Krosakiharima Corp | Fixed plate and flat plate |
US9211585B2 (en) | 2011-03-30 | 2015-12-15 | Krosakiharima Corporation | Plate fixing structure and plate |
Also Published As
Publication number | Publication date |
---|---|
JPS5730344B2 (ja) | 1982-06-28 |
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