NL83176C - - Google Patents
Info
- Publication number
- NL83176C NL83176C NL83176DA NL83176C NL 83176 C NL83176 C NL 83176C NL 83176D A NL83176D A NL 83176DA NL 83176 C NL83176 C NL 83176C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL320598X | 1952-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL83176C true NL83176C (en:Method) |
Family
ID=19783976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL83176D NL83176C (en:Method) | 1952-10-21 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2820102A (en:Method) |
| CH (1) | CH320598A (en:Method) |
| NL (1) | NL83176C (en:Method) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL79795C (en:Method) * | 1947-08-22 | |||
| US2600502A (en) * | 1948-04-24 | 1952-06-17 | Bell Telephone Labor Inc | Calling line and private branch exchange line identifier |
| US2672518A (en) * | 1949-05-28 | 1954-03-16 | Bell Telephone Labor Inc | Station identifier |
| NL82021C (en:Method) * | 1950-01-28 |
-
0
- NL NL83176D patent/NL83176C/xx active
-
1953
- 1953-10-13 CH CH320598D patent/CH320598A/fr unknown
- 1953-10-14 US US386087A patent/US2820102A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH320598A (fr) | 1957-03-31 |
| US2820102A (en) | 1958-01-14 |