FR2116981A5 - - Google Patents
Info
- Publication number
- FR2116981A5 FR2116981A5 FR7045599A FR7045599A FR2116981A5 FR 2116981 A5 FR2116981 A5 FR 2116981A5 FR 7045599 A FR7045599 A FR 7045599A FR 7045599 A FR7045599 A FR 7045599A FR 2116981 A5 FR2116981 A5 FR 2116981A5
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0291—Door telephones
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19707045528 DE7045528U (de) | 1970-12-10 | 1970-12-10 | Hausstation einer tuerlautsprecher-anlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2116981A5 true FR2116981A5 (OSRAM) | 1972-07-21 |
Family
ID=6616278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7045599A Expired FR2116981A5 (OSRAM) | 1970-12-10 | 1970-12-17 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE7045528U (OSRAM) |
| FR (1) | FR2116981A5 (OSRAM) |
-
1970
- 1970-12-10 DE DE19707045528 patent/DE7045528U/de not_active Expired
- 1970-12-17 FR FR7045599A patent/FR2116981A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE7045528U (de) | 1971-03-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |