FR582886A - - Google Patents
Info
- Publication number
- FR582886A FR582886A FR582886DA FR582886A FR 582886 A FR582886 A FR 582886A FR 582886D A FR582886D A FR 582886DA FR 582886 A FR582886 A FR 582886A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/022—Selective call receivers
- H04W88/025—Selective call decoders
- H04W88/028—Selective call decoders using pulse address codes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US646903A US1657498A (en) | 1923-06-21 | 1923-06-21 | Radio signaling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR582886A true FR582886A (fr) | 1924-12-30 |
Family
ID=26729037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR582886D Active FR582886A (fr) | 1923-06-21 | 1924-06-11 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1657498A (fr) |
| DE (1) | DE510815C (fr) |
| FR (1) | FR582886A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE745321C (de) * | 1936-11-20 | 1944-03-21 | Lorenz C Ag | Anordnung zur Nachrichtenuebermittlung mittels hochfrequenter Wechselstroeme, vorzugsweise ueber Leitungen |
| US2431018A (en) * | 1943-03-26 | 1947-11-18 | Ibm | Sound detection system and apparatus |
| US2554591A (en) * | 1945-03-01 | 1951-05-29 | Bell Telephone Labor Inc | Radio paging system for vehicles |
| DE878517C (de) * | 1949-04-24 | 1953-06-05 | Siemens Ag | Verfahren zur Ruf- und Wahlzeichenuebermittlung |
-
1923
- 1923-06-21 US US646903A patent/US1657498A/en not_active Expired - Lifetime
-
1924
- 1924-05-18 DE DEI24804D patent/DE510815C/de not_active Expired
- 1924-06-11 FR FR582886D patent/FR582886A/fr active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE510815C (de) | 1930-10-24 |
| US1657498A (en) | 1928-01-31 |