BE421059A - - Google Patents
Info
- Publication number
- BE421059A BE421059A BE421059DA BE421059A BE 421059 A BE421059 A BE 421059A BE 421059D A BE421059D A BE 421059DA BE 421059 A BE421059 A BE 421059A
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C7/00—Separating solids from solids by electrostatic effect
- B03C7/02—Separators
- B03C7/08—Separators with material carriers in the form of belts
-
- 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
- H04M1/652—Means for playing back the recorded messages by remote control over a telephone line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT421059X | 1932-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421059A true BE421059A (US07534539-20090519-C00280.png) |
Family
ID=11253913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421059D BE421059A (US07534539-20090519-C00280.png) | 1932-06-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1993486A (US07534539-20090519-C00280.png) |
| BE (1) | BE421059A (US07534539-20090519-C00280.png) |
| FR (1) | FR756725A (US07534539-20090519-C00280.png) |
| GB (1) | GB421059A (US07534539-20090519-C00280.png) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE756501C (de) * | 1938-12-01 | 1954-10-11 | Mueller Willy | Anordnung zur Fernsteuerung eines Telephonographen |
| DE856621C (de) * | 1939-02-12 | 1952-11-24 | Schallband Syndikat A G | Vorrichtung zur selbsttaetigen Aufnahme von Telefongespraechen |
| BE476355A (US07534539-20090519-C00280.png) * | 1946-10-09 | |||
| US2539139A (en) * | 1949-07-14 | 1951-01-23 | Jordaphone Corp Of America | Telephone system for automatic answering, recording messages, and recording normal conversations |
| US2784254A (en) * | 1951-01-05 | 1957-03-05 | Lane John Dexter | System for telephone answering and recording and for message recording and reproducing |
| US3212059A (en) * | 1955-07-29 | 1965-10-12 | Walter G Finch | Pulse responsive drum control and readout circuit |
| US3286033A (en) * | 1960-08-30 | 1966-11-15 | Jerome H Lemelson | Apparatus for magnetically recording and reproducing at a remote station over a telephone line |
| US3443032A (en) * | 1965-06-19 | 1969-05-06 | Nippon Electric Co | Control system using continuous tone and pulsed code signals |
| US3600517A (en) * | 1968-05-06 | 1971-08-17 | David M Goodman | Dial pulse decoders |
| US3684834A (en) * | 1970-07-10 | 1972-08-15 | Audrichron Co The | Apparatus for remotely changing the message of an automatic announcing machine |
| US4122306A (en) * | 1975-11-24 | 1978-10-24 | Jacob Friedman | Telephone answering apparatus providing selective message communication |
| JPS5342609A (en) * | 1976-09-30 | 1978-04-18 | Hashimoto Corp | Automatic answering telephone system with remote control using multichannel recorder |
-
0
- BE BE421059D patent/BE421059A/xx unknown
-
1933
- 1933-05-29 US US673545A patent/US1993486A/en not_active Expired - Lifetime
- 1933-06-09 FR FR756725D patent/FR756725A/fr not_active Expired
- 1933-06-10 GB GB16651/33A patent/GB421059A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB421059A (en) | 1934-12-10 |
| FR756725A (fr) | 1933-12-14 |
| US1993486A (en) | 1935-03-05 |
