NL9144C - - Google Patents
Info
- Publication number
- NL9144C NL9144C NL15116A NL15116A NL9144C NL 9144 C NL9144 C NL 9144C NL 15116 A NL15116 A NL 15116A NL 15116 A NL15116 A NL 15116A NL 9144 C NL9144 C NL 9144C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0016—Arrangements providing connection between exchanges
-
- 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
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US304212A US1482618A (en) | 1919-06-14 | 1919-06-14 | Telephone-exchange system |
| US304144A US1435333A (en) | 1919-06-14 | 1919-06-14 | Telephone-exchange system |
| US377980A US1459186A (en) | 1919-06-14 | 1920-04-30 | Telephone-exchange system |
| GB34853/22A GB211639A (en) | 1919-06-14 | 1922-12-21 | Improvements in or relating to telephone systems |
| NL23511A NL16516C (en) | 1919-06-14 | 1923-01-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL9144C true NL9144C (en) | 1923-06-15 |
Family
ID=40289120
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL15116A NL9144C (en) | 1919-06-14 | 1920-06-12 | |
| NL23511A NL16516C (en) | 1919-06-14 | 1923-01-05 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL23511A NL16516C (en) | 1919-06-14 | 1923-01-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US1482618A (en) |
| DE (1) | DE416087C (en) |
| FR (1) | FR517729A (en) |
| GB (2) | GB146517A (en) |
| NL (2) | NL9144C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2662935A (en) * | 1953-12-15 | Register system for receiving | ||
| US2618708A (en) * | 1942-08-06 | 1952-11-18 | Automatic Elect Lab | Telephone system with main and secondary register |
| US2633496A (en) * | 1948-04-05 | 1953-03-31 | Standard Telephones Cables Ltd | Party-line telephone system |
| US2604539A (en) * | 1948-04-05 | 1952-07-22 | Standard Telephones Cables Ltd | Automatic telephone switching system |
| US2528269A (en) * | 1948-05-11 | 1950-10-31 | American Telephone & Telegraph | Selector switch control for automatic telephone systems |
| GB717690A (en) * | 1951-07-25 | 1954-11-03 | British Telecomm Res Ltd | Improvements in or relating to automatic telephone and like systems |
-
1919
- 1919-06-14 US US304212A patent/US1482618A/en not_active Expired - Lifetime
-
1920
- 1920-04-30 US US377980A patent/US1459186A/en not_active Expired - Lifetime
- 1920-06-02 DE DEB94305D patent/DE416087C/en not_active Expired
- 1920-06-12 NL NL15116A patent/NL9144C/xx active
- 1920-06-24 FR FR517729A patent/FR517729A/en not_active Expired
- 1920-07-05 GB GB18641/20A patent/GB146517A/en not_active Expired
-
1922
- 1922-12-21 GB GB34853/22A patent/GB211639A/en not_active Expired
-
1923
- 1923-01-05 NL NL23511A patent/NL16516C/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| US1459186A (en) | 1923-06-19 |
| DE416087C (en) | 1925-07-10 |
| GB146517A (en) | 1921-10-05 |
| GB211639A (en) | 1924-02-28 |
| NL16516C (en) | 1927-07-15 |
| FR517729A (en) | 1921-05-10 |
| US1482618A (en) | 1924-02-05 |