DD113645A5 - - Google Patents
Info
- Publication number
- DD113645A5 DD113645A5 DD17515973A DD17515973A DD113645A5 DD 113645 A5 DD113645 A5 DD 113645A5 DD 17515973 A DD17515973 A DD 17515973A DD 17515973 A DD17515973 A DD 17515973A DD 113645 A5 DD113645 A5 DD 113645A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31302672A | 1972-12-07 | 1972-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD113645A5 true DD113645A5 (US06272168-20010807-M00014.png) | 1975-06-12 |
Family
ID=23214059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD17515973A DD113645A5 (US06272168-20010807-M00014.png) | 1972-12-07 | 1973-12-06 |
Country Status (13)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991282A (en) * | 1974-12-27 | 1976-11-09 | Feil Thomas E | Multi station telephone switching system |
| DE3713104A1 (de) * | 1987-04-16 | 1988-02-04 | Josef Pollmann | Schaltungsanordnung zur verminderung anonymer anrufe im fernsprechverkehr |
| DE3920721A1 (de) * | 1989-06-24 | 1991-01-03 | Standard Elektrik Lorenz Ag | Sprechanlage mit sprechstelle mit datenanzeige |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2032967B2 (de) * | 1970-07-03 | 1971-05-06 | Robert Bosch Elektronik Gmbh, 1000 Berlin Und 7000 Stuttgart | Rufnummerngeber fuer sprechfunkgeraete |
| CA958476A (en) * | 1971-01-12 | 1974-11-26 | Donald J. Berets | Electrochromic information displays |
-
1973
- 1973-11-06 CA CA185,079A patent/CA999388A/en not_active Expired
- 1973-11-22 IT IT5385373A patent/IT997616B/it active
- 1973-11-27 NL NL7316201A patent/NL7316201A/xx not_active Application Discontinuation
- 1973-11-30 FR FR7342791A patent/FR2210062B1/fr not_active Expired
- 1973-12-03 DE DE19732360171 patent/DE2360171A1/de active Pending
- 1973-12-04 SE SE7316377A patent/SE397913B/xx unknown
- 1973-12-05 CH CH1706873A patent/CH594329A5/xx not_active IP Right Cessation
- 1973-12-05 BR BR953673A patent/BR7309536D0/pt unknown
- 1973-12-06 GB GB5669673A patent/GB1437509A/en not_active Expired
- 1973-12-06 BE BE138598A patent/BE808315A/xx unknown
- 1973-12-06 DD DD17515973A patent/DD113645A5/xx unknown
- 1973-12-07 JP JP13626973A patent/JPS4990005A/ja active Pending
- 1973-12-07 ES ES421280A patent/ES421280A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4990005A (US06272168-20010807-M00014.png) | 1974-08-28 |
| IT997616B (it) | 1975-12-30 |
| BE808315A (fr) | 1974-06-06 |
| CH594329A5 (US06272168-20010807-M00014.png) | 1978-01-13 |
| NL7316201A (US06272168-20010807-M00014.png) | 1974-06-11 |
| SE397913B (sv) | 1977-11-21 |
| FR2210062A1 (US06272168-20010807-M00014.png) | 1974-07-05 |
| DE2360171A1 (de) | 1974-07-11 |
| FR2210062B1 (US06272168-20010807-M00014.png) | 1977-09-30 |
| ES421280A1 (es) | 1976-06-16 |
| CA999388A (en) | 1976-11-02 |
| BR7309536D0 (pt) | 1974-08-22 |
| GB1437509A (en) | 1976-05-26 |
