NL68170C - - Google Patents
Info
- Publication number
- NL68170C NL68170C NL68170DA NL68170C NL 68170 C NL68170 C NL 68170C NL 68170D A NL68170D A NL 68170DA NL 68170 C NL68170 C NL 68170C
- Authority
- NL
- Netherlands
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2593418X | 1943-09-25 | ||
| NL907195X | 1943-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL68170C true NL68170C (es) |
Family
ID=32965038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL68170D NL68170C (es) | 1943-09-25 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR907195A (es) |
| NL (1) | NL68170C (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2593418A (en) * | 1943-09-25 | 1952-04-22 | Int Standard Electric Corp | Discrimination of subscriber's line condition |
| FR1034629A (fr) * | 1950-11-09 | 1953-07-28 | Materiel Telephonique | Perfectionnements aux systèmes de signalisation utilisés pour caractériser les lignes d'abonnés à un réseau téléphonique |
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0
- NL NL68170D patent/NL68170C/xx active
-
1944
- 1944-09-25 FR FR907195D patent/FR907195A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR907195A (fr) | 1946-03-05 |