JPS54721B2 - - Google Patents
Info
- Publication number
- JPS54721B2 JPS54721B2 JP5405873A JP5405873A JPS54721B2 JP S54721 B2 JPS54721 B2 JP S54721B2 JP 5405873 A JP5405873 A JP 5405873A JP 5405873 A JP5405873 A JP 5405873A JP S54721 B2 JPS54721 B2 JP S54721B2
- Authority
- JP
- Japan
- 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
- H04M1/64—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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5405873A JPS54721B2 (ja) | 1973-05-17 | 1973-05-17 | |
| US470012A US3920910A (en) | 1973-05-17 | 1974-05-15 | Automatic telephone answering apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5405873A JPS54721B2 (ja) | 1973-05-17 | 1973-05-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS504904A JPS504904A (ja) | 1975-01-20 |
| JPS54721B2 true JPS54721B2 (ja) | 1979-01-16 |
Family
ID=12960000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5405873A Expired JPS54721B2 (ja) | 1973-05-17 | 1973-05-17 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3920910A (ja) |
| JP (1) | JPS54721B2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3003544C2 (de) * | 1980-01-31 | 1987-04-16 | Alois Zettler Elektrotechnische Fabrik GmbH, 8000 München | Telefonanrufbeantworter |
| US4700376A (en) * | 1984-01-31 | 1987-10-13 | Olympus Optical Co., Ltd. | Automatic telephone answering apparatus with remote control signal muting |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3344234A (en) * | 1953-11-30 | 1967-09-26 | Telephone answering and message recording system | |
| US3337690A (en) * | 1963-07-01 | 1967-08-22 | Automatic Elect Lab | Automatic telephone answering and message recording machine having fixed cycle of operation and remote callback |
| US3501592A (en) * | 1964-03-30 | 1970-03-17 | Electrospace Corp | Telephone answering apparatus with cueing and warning signals |
| US3445600A (en) * | 1964-08-07 | 1969-05-20 | Leonard M Todd | Telephone answering device |
| US3721765A (en) * | 1971-06-07 | 1973-03-20 | Dictran Int Corp | Telephone answering machine |
| US3729589A (en) * | 1971-09-29 | 1973-04-24 | Tad Avanti | Adapter unit for telephone answering instrument |
| US3818141A (en) * | 1972-05-19 | 1974-06-18 | S Jacobson | Control circuit for telephone answering device |
| US3728488A (en) * | 1972-05-08 | 1973-04-17 | Tad Avanti | Telephone answering system and apparatus including improved ring responsive circuitry for selectively connecting and isolating the system from the telephone line |
-
1973
- 1973-05-17 JP JP5405873A patent/JPS54721B2/ja not_active Expired
-
1974
- 1974-05-15 US US470012A patent/US3920910A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3920910A (en) | 1975-11-18 |
| JPS504904A (ja) | 1975-01-20 |