NL46829C - - Google Patents
Info
- Publication number
- NL46829C NL46829C NL46829DA NL46829C NL 46829 C NL46829 C NL 46829C NL 46829D A NL46829D A NL 46829DA NL 46829 C NL46829 C NL 46829C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Interface Circuits In Exchanges (AREA)
- Motor And Converter Starters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11927A US2050722A (en) | 1935-03-20 | 1935-03-20 | Telephone system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL46829C true NL46829C (en) |
Family
ID=21752561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL46829D NL46829C (en) | 1935-03-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2050722A (en) |
| CH (1) | CH211215A (en) |
| GB (1) | GB445099A (en) |
| NL (1) | NL46829C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE955327C (en) * | 1938-07-29 | 1957-01-03 | Telefonbau & Normalzeit Gmbh | Circuit arrangement for telephone systems with dialer operation and several exchanges in series |
-
0
- NL NL46829D patent/NL46829C/xx active
-
1935
- 1935-03-20 US US11927A patent/US2050722A/en not_active Expired - Lifetime
- 1935-11-29 GB GB33179/35A patent/GB445099A/en not_active Expired
-
1936
- 1936-03-20 CH CH211215D patent/CH211215A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2050722A (en) | 1936-08-11 |
| GB445099A (en) | 1936-04-02 |
| CH211215A (en) | 1940-08-31 |