DE1072275B - - Google Patents
Info
- Publication number
- DE1072275B DE1072275B DENDAT1072275D DE1072275DA DE1072275B DE 1072275 B DE1072275 B DE 1072275B DE NDAT1072275 D DENDAT1072275 D DE NDAT1072275D DE 1072275D A DE1072275D A DE 1072275DA DE 1072275 B DE1072275 B DE 1072275B
- Authority
- DE
- Germany
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/36—Statistical metering, e.g. recording occasions when traffic exceeds capacity of trunks
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/76—Drum carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/04—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using cores with one aperture or magnetic loop
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Meter Arrangements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE759738X | 1953-12-16 | ||
| GB361029X | 1956-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1072275B true DE1072275B (zh) |
Family
ID=31979126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1072275D Pending DE1072275B (zh) | 1953-12-16 |
Country Status (6)
| Country | Link |
|---|---|
| BE (2) | BE525092A (zh) |
| CH (1) | CH361029A (zh) |
| DE (1) | DE1072275B (zh) |
| FR (2) | FR1134310A (zh) |
| GB (2) | GB759738A (zh) |
| NL (1) | NL193234A (zh) |
-
0
- BE BE558941D patent/BE558941A/xx unknown
- DE DENDAT1072275D patent/DE1072275B/de active Pending
- BE BE525092D patent/BE525092A/xx unknown
- NL NL193234D patent/NL193234A/xx unknown
-
1954
- 1954-12-14 FR FR1134310D patent/FR1134310A/fr not_active Expired
- 1954-12-14 GB GB36105/54A patent/GB759738A/en not_active Expired
-
1956
- 1956-07-04 GB GB20701/56A patent/GB841949A/en not_active Expired
-
1957
- 1957-07-01 CH CH361029D patent/CH361029A/de unknown
- 1957-07-04 FR FR72088D patent/FR72088E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL193234A (zh) | |
| FR72088E (fr) | 1960-03-21 |
| BE558941A (zh) | |
| CH361029A (de) | 1962-03-31 |
| FR1134310A (fr) | 1957-04-10 |
| GB841949A (en) | 1960-07-20 |
| BE525092A (zh) | |
| GB759738A (en) | 1956-10-24 |