FR41642E - Talking clock - Google Patents
Talking clockInfo
- Publication number
- FR41642E FR41642E FR41642DA FR41642E FR 41642 E FR41642 E FR 41642E FR 41642D A FR41642D A FR 41642DA FR 41642 E FR41642 E FR 41642E
- Authority
- FR
- France
- Prior art keywords
- talking clock
- talking
- clock
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
- H04M3/4872—Non-interactive information services
- H04M3/4876—Time announcements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR43215T | 1932-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR41642E true FR41642E (en) | 1933-02-15 |
Family
ID=8679208
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR711971D Expired FR711971A (en) | 1932-12-14 | 1930-06-03 | Talking clock |
FR41642D Expired FR41642E (en) | 1932-12-14 | 1931-11-12 | Talking clock |
FR43215D Expired FR43215E (en) | 1932-12-14 | 1932-12-14 | Talking clock |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR711971D Expired FR711971A (en) | 1932-12-14 | 1930-06-03 | Talking clock |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR43215D Expired FR43215E (en) | 1932-12-14 | 1932-12-14 | Talking clock |
Country Status (1)
Country | Link |
---|---|
FR (3) | FR711971A (en) |
-
1930
- 1930-06-03 FR FR711971D patent/FR711971A/en not_active Expired
-
1931
- 1931-11-12 FR FR41642D patent/FR41642E/en not_active Expired
-
1932
- 1932-12-14 FR FR43215D patent/FR43215E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR43215E (en) | 1934-04-06 |
FR711971A (en) | 1931-09-22 |
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