BE521826A - - Google Patents
Info
- Publication number
- BE521826A BE521826A BE521826DA BE521826A BE 521826 A BE521826 A BE 521826A BE 521826D A BE521826D A BE 521826DA BE 521826 A BE521826 A BE 521826A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
- G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
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- 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
- H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Telephonic Communication Services (AREA)
- Rotational Drive Of Disk (AREA)
- Moving Of Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH726624X | 1952-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE521826A true BE521826A (US08197722-20120612-C00042.png) |
Family
ID=4531995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE521826D BE521826A (US08197722-20120612-C00042.png) | 1952-07-31 |
Country Status (6)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL103881C (US08197722-20120612-C00042.png) * | 1957-05-09 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2080812A (en) * | 1933-05-29 | 1937-05-18 | R A Lindsay | Sound transmitting, recording, and reproducing mechanism |
| DE725127C (de) * | 1935-08-15 | 1942-09-14 | Mueller Willy | Anordnung zur selbsttaetigen Aufzeichnung und Wiedergabe von Fernsprechgespraechen |
| US2467261A (en) * | 1945-11-19 | 1949-04-12 | Danforth Radio Company Ltd | Phonograph turntable drive |
| US2549548A (en) * | 1947-12-10 | 1951-04-17 | Zimmermann Max Kurt Von | System for automatically transmitting and receiving telephone messages |
| US2586174A (en) * | 1948-12-14 | 1952-02-19 | Frank R Nuckols | Turntable drive |
| US2579145A (en) * | 1949-07-02 | 1951-12-18 | Edward A Hermsen | Variable-speed phonograph turntable |
| US2539139A (en) * | 1949-07-14 | 1951-01-23 | Jordaphone Corp Of America | Telephone system for automatic answering, recording messages, and recording normal conversations |
| US2673242A (en) * | 1949-12-17 | 1954-03-23 | Telephone Answering And Record | Means for controlling telephone answering devices |
-
0
- BE BE521826D patent/BE521826A/xx unknown
-
1951
- 1951-08-08 CH CH295257D patent/CH295257A/de unknown
- 1951-10-11 FR FR1048596D patent/FR1048596A/fr not_active Expired
-
1952
- 1952-07-31 CH CH304631D patent/CH304631A/de unknown
- 1952-10-02 DE DEM15728A patent/DE961267C/de not_active Expired
-
1953
- 1953-07-14 GB GB19555/53A patent/GB726624A/en not_active Expired
- 1953-07-24 FR FR1081604D patent/FR1081604A/fr not_active Expired
- 1953-07-28 US US370818A patent/US2850570A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1081604A (fr) | 1954-12-21 |
| GB726624A (en) | 1955-03-23 |
| CH295257A (de) | 1953-12-15 |
| DE961267C (de) | 1957-04-04 |
| US2850570A (en) | 1958-09-02 |
| FR1048596A (fr) | 1953-12-22 |
| CH304631A (de) | 1955-01-15 |
