CS173559B2 - - Google Patents
Info
- Publication number
- CS173559B2 CS173559B2 CS137669A CS137669A CS173559B2 CS 173559 B2 CS173559 B2 CS 173559B2 CS 137669 A CS137669 A CS 137669A CS 137669 A CS137669 A CS 137669A CS 173559 B2 CS173559 B2 CS 173559B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Power Conversion In General (AREA)
- Input From Keyboards Or The Like (AREA)
- Audible And Visible Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUNE000415 | 1968-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS173559B2 true CS173559B2 (de) | 1977-02-28 |
Family
ID=10999917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS137669A CS173559B2 (de) | 1968-02-27 | 1969-02-26 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT296092B (de) |
| CS (1) | CS173559B2 (de) |
| DE (1) | DE1909147B2 (de) |
| ES (1) | ES364122A1 (de) |
| YU (1) | YU31276B (de) |
-
1969
- 1969-02-20 DE DE19691909147 patent/DE1909147B2/de active Granted
- 1969-02-21 AT AT176169A patent/AT296092B/de not_active IP Right Cessation
- 1969-02-26 YU YU45869A patent/YU31276B/xx unknown
- 1969-02-26 ES ES364122A patent/ES364122A1/es not_active Expired
- 1969-02-26 CS CS137669A patent/CS173559B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1909147B2 (de) | 1973-03-22 |
| DE1909147A1 (de) | 1970-01-22 |
| AT296092B (de) | 1972-01-25 |
| ES364122A1 (es) | 1971-02-16 |
| YU31276B (en) | 1973-02-28 |
| DE1909147C3 (de) | 1973-10-11 |