AU7982082A - Telephone subset circuit - Google Patents
Telephone subset circuitInfo
- Publication number
- AU7982082A AU7982082A AU79820/82A AU7982082A AU7982082A AU 7982082 A AU7982082 A AU 7982082A AU 79820/82 A AU79820/82 A AU 79820/82A AU 7982082 A AU7982082 A AU 7982082A AU 7982082 A AU7982082 A AU 7982082A
- Authority
- AU
- Australia
- Prior art keywords
- telephone subset
- subset circuit
- circuit
- telephone
- subset
- 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
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
- H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU79820/82A AU549671B2 (en) | 1981-01-29 | 1981-01-29 | Telephone subset circuit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPE7390 | 1981-01-29 | ||
AU79820/82A AU549671B2 (en) | 1981-01-29 | 1981-01-29 | Telephone subset circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
AU7982082A true AU7982082A (en) | 1982-08-05 |
AU549671B2 AU549671B2 (en) | 1986-02-06 |
Family
ID=3759240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU79820/82A Expired AU549671B2 (en) | 1981-01-29 | 1981-01-29 | Telephone subset circuit |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU549671B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU587824B2 (en) * | 1985-05-07 | 1989-08-31 | Alcatel Australia Limited | Phone recall circuit |
-
1981
- 1981-01-29 AU AU79820/82A patent/AU549671B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU549671B2 (en) | 1986-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |