JPS57174968A - Substriber's line connecting circuit - Google Patents
Substriber's line connecting circuitInfo
- Publication number
- JPS57174968A JPS57174968A JP4922582A JP4922582A JPS57174968A JP S57174968 A JPS57174968 A JP S57174968A JP 4922582 A JP4922582 A JP 4922582A JP 4922582 A JP4922582 A JP 4922582A JP S57174968 A JPS57174968 A JP S57174968A
- Authority
- JP
- Japan
- Prior art keywords
- substriber
- line connecting
- connecting circuit
- circuit
- line
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/15—Indicating the presence of current
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8101612A NL8101612A (nl) | 1981-04-01 | 1981-04-01 | Lijntestcircuit voor een abonneetelefoontoestel. |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57174968A true JPS57174968A (en) | 1982-10-27 |
JPH033980B2 JPH033980B2 (enrdf_load_html_response) | 1991-01-21 |
Family
ID=19837271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4922582A Granted JPS57174968A (en) | 1981-04-01 | 1982-03-29 | Substriber's line connecting circuit |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS57174968A (enrdf_load_html_response) |
NL (1) | NL8101612A (enrdf_load_html_response) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54132107A (en) * | 1978-04-05 | 1979-10-13 | Nec Corp | Call current supply circuit |
-
1981
- 1981-04-01 NL NL8101612A patent/NL8101612A/nl not_active Application Discontinuation
-
1982
- 1982-03-29 JP JP4922582A patent/JPS57174968A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54132107A (en) * | 1978-04-05 | 1979-10-13 | Nec Corp | Call current supply circuit |
Also Published As
Publication number | Publication date |
---|---|
NL8101612A (nl) | 1982-11-01 |
JPH033980B2 (enrdf_load_html_response) | 1991-01-21 |
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