NL228720A - - Google Patents
Info
- Publication number
- NL228720A NL228720A NL228720DA NL228720A NL 228720 A NL228720 A NL 228720A NL 228720D A NL228720D A NL 228720DA NL 228720 A NL228720 A NL 228720A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
- H04L15/24—Apparatus or circuits at the receiving end
- H04L15/26—Apparatus or circuits at the receiving end operating only on reception of predetermined code signals, e.g. distress signals, party-line call signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Emergency Alarm Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO845157X | 1957-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL228720A true NL228720A (show.php) |
Family
ID=19907336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL228720D NL228720A (show.php) | 1957-06-14 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1103410B (show.php) |
| GB (1) | GB845157A (show.php) |
| NL (1) | NL228720A (show.php) |
-
0
- NL NL228720D patent/NL228720A/xx unknown
-
1958
- 1958-05-16 DE DEI14843A patent/DE1103410B/de active Pending
- 1958-06-13 GB GB19006/58A patent/GB845157A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1103410B (de) | 1961-03-30 |
| GB845157A (en) | 1960-08-17 |