NL89374C - - Google Patents
Info
- Publication number
- NL89374C NL89374C NL89374DA NL89374C NL 89374 C NL89374 C NL 89374C NL 89374D A NL89374D A NL 89374DA NL 89374 C NL89374 C NL 89374C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Structure Of Telephone Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE698177X | 1949-05-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL89374C true NL89374C (ja) |
Family
ID=20315396
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL89374D NL89374C (ja) | 1949-05-20 | ||
NL676702401A NL153356B (nl) | 1949-05-20 | Beveiligingsinrichting voor een kernreactor. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL676702401A NL153356B (nl) | 1949-05-20 | Beveiligingsinrichting voor een kernreactor. |
Country Status (6)
Country | Link |
---|---|
US (1) | US2683773A (ja) |
BE (1) | BE495657A (ja) |
DE (1) | DE822410C (ja) |
FR (1) | FR1018534A (ja) |
GB (1) | GB698177A (ja) |
NL (2) | NL153356B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB718394A (en) * | 1953-01-27 | 1954-11-10 | Automatic Telephone & Elect | Improvements in or relating to telephone systems |
NL180933B (nl) * | 1953-08-27 | Modokemi Ab | Werkwijze ter bereiding van kationogene oppervlak-actieve kwaternaire ammoniumzouten, werkwijze ter bereiding van een preparaat dat een aldus bereid kwaternair ammoniumzout bevat, alsmede werkwijze voor het verminderen van de electrostatische lading van materialen of voorwerpen en/of voor het verbeteren van de zachtheid van textielmaterialen onder toepassing van een dergelijk kwaternair ammoniumzout, respectievelijk preparaat. | |
US2768240A (en) * | 1954-11-12 | 1956-10-23 | Itt | Crossbar-switch line-finder system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2034883A (en) * | 1933-10-12 | 1936-03-24 | Bell Telephone Labor Inc | Telephone system |
GB555614A (en) * | 1942-02-27 | 1943-08-31 | Automatic Telephone & Elect | Improvements in or relating to telephone or like systems |
-
0
- NL NL89374D patent/NL89374C/xx active
- NL NL676702401A patent/NL153356B/xx unknown
- BE BE495657D patent/BE495657A/xx unknown
-
1950
- 1950-05-10 US US161144A patent/US2683773A/en not_active Expired - Lifetime
- 1950-05-14 DE DET971A patent/DE822410C/de not_active Expired
- 1950-05-17 GB GB12327/50A patent/GB698177A/en not_active Expired
- 1950-05-17 FR FR1018534D patent/FR1018534A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE822410C (de) | 1951-11-26 |
US2683773A (en) | 1954-07-13 |
FR1018534A (fr) | 1953-01-08 |
NL153356B (nl) | |
BE495657A (ja) | |
GB698177A (en) | 1953-10-07 |