AU445358B2 - a PORTABLE TELEPHONE SUBSCRIBER CALLER - Google Patents
a PORTABLE TELEPHONE SUBSCRIBER CALLERInfo
- Publication number
- AU445358B2 AU445358B2 AU58094/73A AU5809473A AU445358B2 AU 445358 B2 AU445358 B2 AU 445358B2 AU 58094/73 A AU58094/73 A AU 58094/73A AU 5809473 A AU5809473 A AU 5809473A AU 445358 B2 AU445358 B2 AU 445358B2
- Authority
- AU
- Australia
- Prior art keywords
- portable telephone
- telephone subscriber
- subscriber caller
- caller
- portable
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU58094/73A AU445358B2 (en) | 1973-07-13 | 1973-07-13 | a PORTABLE TELEPHONE SUBSCRIBER CALLER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU58094/73A AU445358B2 (en) | 1973-07-13 | 1973-07-13 | a PORTABLE TELEPHONE SUBSCRIBER CALLER |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU5809473A AU5809473A (en) | 1974-02-21 |
| AU445358B2 true AU445358B2 (en) | 1974-02-21 |
Family
ID=3743452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU58094/73A Expired AU445358B2 (en) | 1973-07-13 | 1973-07-13 | a PORTABLE TELEPHONE SUBSCRIBER CALLER |
Country Status (1)
| Country | Link |
|---|---|
| AU (1) | AU445358B2 (en) |
-
1973
- 1973-07-13 AU AU58094/73A patent/AU445358B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU5809473A (en) | 1974-02-21 |
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