NL76335C - - Google Patents
Info
- Publication number
- NL76335C NL76335C NL76335DA NL76335C NL 76335 C NL76335 C NL 76335C NL 76335D A NL76335D A NL 76335DA NL 76335 C NL76335 C NL 76335C
- 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)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US582195A US2426210A (en) | 1945-03-12 | 1945-03-12 | Intercept operator's position for unassigned party line stations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL76335C true NL76335C (de) |
Family
ID=24328192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL76335D NL76335C (de) | 1945-03-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2426210A (de) |
| CH (1) | CH262449A (de) |
| ES (1) | ES173251A1 (de) |
| FR (1) | FR923733A (de) |
| NL (1) | NL76335C (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2871300A (en) * | 1953-03-12 | 1959-01-27 | Itt | Intercept discriminator |
| US3909543A (en) * | 1974-01-17 | 1975-09-30 | Itt | Disconnector circuit arrangement |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1727137A (en) * | 1925-12-21 | 1929-09-03 | Automatic Electric Inc | Automatic telephone system |
| US1738059A (en) * | 1926-09-22 | 1929-12-03 | Automatic Electric Inc | Telephone system |
| US2224497A (en) * | 1939-04-15 | 1940-12-10 | Associated Electric Lab Inc | Telephone system |
| US2300186A (en) * | 1941-03-29 | 1942-10-27 | Kellogg Switchboard & Supply | Telephone system |
| US2344634A (en) * | 1942-01-08 | 1944-03-21 | Stromberg Carlson Telephone | Telephone intercept system |
-
0
- NL NL76335D patent/NL76335C/xx active
-
1945
- 1945-03-12 US US582195A patent/US2426210A/en not_active Expired - Lifetime
-
1946
- 1946-03-12 FR FR923733D patent/FR923733A/fr not_active Expired
- 1946-04-17 ES ES173251A patent/ES173251A1/es not_active Expired
-
1947
- 1947-07-12 CH CH262449D patent/CH262449A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2426210A (en) | 1947-08-26 |
| CH262449A (de) | 1949-06-30 |
| ES173251A1 (es) | 1946-05-16 |
| FR923733A (fr) | 1947-07-16 |