NL249950A - - Google Patents
Info
- Publication number
- NL249950A NL249950A NL249950DA NL249950A NL 249950 A NL249950 A NL 249950A NL 249950D A NL249950D A NL 249950DA NL 249950 A NL249950 A NL 249950A
- Authority
- NL
- Netherlands
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
- H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/10—Indicating arrangements; Warning arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/10—Telephonic communication systems specially adapted for combination with other electrical systems with dictation recording and playback systems
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US803257A US3051795A (en) | 1959-03-31 | 1959-03-31 | Failure detecting and indicating means for sound recording systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL249950A true NL249950A (me) |
Family
ID=25186033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL249950D NL249950A (me) | 1959-03-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3051795A (me) |
| BE (1) | BE589172A (me) |
| CH (1) | CH387324A (me) |
| DE (1) | DE1173686B (me) |
| GB (1) | GB871530A (me) |
| NL (1) | NL249950A (me) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3217993A (en) * | 1957-03-01 | 1965-11-16 | James T Blakistone | Control system for recording apparatus |
| JPS548732Y2 (me) * | 1972-03-29 | 1979-04-21 | ||
| US4219702A (en) * | 1978-07-25 | 1980-08-26 | Smith Jack E Jr | Malfunction detector for a dictation system |
| EP0012864B1 (de) * | 1978-12-16 | 1983-12-14 | Deutsche Fernsprecher Gesellschaft mbH Marburg | Fernsprechapparat |
| US4242540A (en) * | 1979-01-18 | 1980-12-30 | International Standard Electric Corporation | Automatic telephone answering device including a display for displaying indications of the various operating modes of the device |
| US4315104A (en) * | 1980-01-14 | 1982-02-09 | Sava Jacobson | Automatically reset control mechanism for remote playout telephone answering device |
| GB2117166B (en) * | 1982-02-25 | 1985-11-06 | Staar Sa | System for detecting the operative face of a disc carrying data on one face only |
| EP0111010B1 (en) * | 1982-06-04 | 1989-08-16 | Sony Corporation | Optical disc reproducer |
| US4847825A (en) * | 1987-08-10 | 1989-07-11 | Levine Michael R | Method and apparatus for signaling the volume level of reproducing apparatus for digitally recorded sound |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1410308A (en) * | 1920-10-20 | 1922-03-21 | Daniel S Holt | Circuit closer |
| US1841197A (en) * | 1931-03-27 | 1932-01-12 | Bell Telephone Labor Inc | Telephone alarm system |
| US1989965A (en) * | 1931-08-05 | 1935-02-05 | Rca Corp | Method of testing recorded sound |
| US2295795A (en) * | 1938-11-23 | 1942-09-15 | Brown Instr Co | Registering apparatus |
| US2542192A (en) * | 1947-07-30 | 1951-02-20 | Daphne Invest Trust | Device for the remote control of electrical circuits |
| DE814948C (de) * | 1948-10-02 | 1951-09-27 | Johann Michel | Verfahren zur Kennzeichnung von Magnettonbaendern |
| US2833860A (en) * | 1956-04-10 | 1958-05-06 | Dictaphone Corp | Dictation system |
-
0
- NL NL249950D patent/NL249950A/xx unknown
-
1959
- 1959-03-31 US US803257A patent/US3051795A/en not_active Expired - Lifetime
-
1960
- 1960-03-18 GB GB9657/60A patent/GB871530A/en not_active Expired
- 1960-03-25 DE DED32959A patent/DE1173686B/de active Pending
- 1960-03-29 BE BE589172A patent/BE589172A/fr unknown
- 1960-03-29 CH CH350760A patent/CH387324A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH387324A (de) | 1965-01-31 |
| DE1173686B (de) | 1964-07-09 |
| US3051795A (en) | 1962-08-28 |
| GB871530A (en) | 1961-06-28 |
| BE589172A (fr) | 1960-07-18 |