BE695493A - - Google Patents
Info
- Publication number
- BE695493A BE695493A BE695493DA BE695493A BE 695493 A BE695493 A BE 695493A BE 695493D A BE695493D A BE 695493DA BE 695493 A BE695493 A BE 695493A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
- H04M1/65—Recording arrangements for recording a message from the calling party
- H04M1/654—Telephone line monitoring circuits therefor, e.g. ring detectors
- H04M1/6545—Telephone line monitoring circuits therefor, e.g. ring detectors mechanically actuating hook switch, e.g. lifting handset
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53415266A | 1966-03-14 | 1966-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE695493A true BE695493A (en:Method) | 1967-08-14 |
Family
ID=24128892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE695493D BE695493A (en:Method) | 1966-03-14 | 1967-03-14 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE695493A (en:Method) |
| CH (1) | CH460869A (en:Method) |
| DE (1) | DE1512690A1 (en:Method) |
| FR (1) | FR1515367A (en:Method) |
| GB (1) | GB1133047A (en:Method) |
| NL (1) | NL6703861A (en:Method) |
| SE (1) | SE327440B (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1232734A (en:Method) * | 1968-11-12 | 1971-05-19 |
-
1967
- 1967-02-17 GB GB780267A patent/GB1133047A/en not_active Expired
- 1967-03-07 SE SE314367A patent/SE327440B/xx unknown
- 1967-03-07 DE DE19671512690 patent/DE1512690A1/de active Pending
- 1967-03-07 CH CH330967A patent/CH460869A/de unknown
- 1967-03-08 FR FR97970A patent/FR1515367A/fr not_active Expired
- 1967-03-14 BE BE695493D patent/BE695493A/xx unknown
- 1967-03-14 NL NL6703861A patent/NL6703861A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1512690A1 (de) | 1969-07-10 |
| GB1133047A (en) | 1968-11-06 |
| NL6703861A (en:Method) | 1967-09-15 |
| CH460869A (de) | 1968-08-15 |
| FR1515367A (fr) | 1968-03-01 |
| SE327440B (en:Method) | 1970-08-24 |