FI356774A - - Google Patents
Info
- Publication number
- FI356774A FI356774A FI3567/74A FI356774A FI356774A FI 356774 A FI356774 A FI 356774A FI 3567/74 A FI3567/74 A FI 3567/74A FI 356774 A FI356774 A FI 356774A FI 356774 A FI356774 A FI 356774A
- Authority
- FI
- Finland
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
- G08B25/085—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines using central distribution transmission lines
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
- H04N7/102—Circuits therefor, e.g. noise reducers, equalisers, amplifiers
- H04N7/104—Switchers or splitters
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Closed-Circuit Television Systems (AREA)
- Alarm Systems (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP744132A JPS5612916B2 (el) | 1973-12-29 | 1973-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI356774A true FI356774A (el) | 1975-06-30 |
Family
ID=11576241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI3567/74A FI356774A (el) | 1973-12-29 | 1974-12-11 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5612916B2 (el) |
| FI (1) | FI356774A (el) |
| FR (1) | FR2256484A1 (el) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5654595A (en) * | 1979-10-09 | 1981-05-14 | Yagi Antenna | Alarm transmission*indicator |
| JPS6319919Y2 (el) * | 1980-03-14 | 1988-06-02 | ||
| JPS5836487U (ja) * | 1981-09-03 | 1983-03-09 | ホーチキ株式会社 | 構内電話を利用した火災報知機 |
| JPS60164300U (ja) * | 1985-03-01 | 1985-10-31 | 八木アンテナ株式会社 | 警報伝送表示装置 |
| AU7161398A (en) * | 1997-04-28 | 1998-11-24 | Jackson Research, Inc. | Monitored video camera system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5213719B2 (el) * | 1971-11-12 | 1977-04-16 | ||
| JPS4856099A (el) * | 1971-11-15 | 1973-08-07 | ||
| JPS5229917B2 (el) * | 1972-01-20 | 1977-08-04 | ||
| JPS5411822Y2 (el) * | 1972-04-01 | 1979-05-25 |
-
1973
- 1973-12-29 JP JP744132A patent/JPS5612916B2/ja not_active Expired
-
1974
- 1974-12-11 FI FI3567/74A patent/FI356774A/fi unknown
- 1974-12-24 FR FR7442715A patent/FR2256484A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5099700A (el) | 1975-08-07 |
| JPS5612916B2 (el) | 1981-03-25 |
| FR2256484A1 (en) | 1975-07-25 |