FR587233A - Perfectionnements aux circuits téléphoniques non chargés, ou circuits similaires - Google Patents
Perfectionnements aux circuits téléphoniques non chargés, ou circuits similairesInfo
- Publication number
- FR587233A FR587233A FR587233DA FR587233A FR 587233 A FR587233 A FR 587233A FR 587233D A FR587233D A FR 587233DA FR 587233 A FR587233 A FR 587233A
- Authority
- FR
- France
- Prior art keywords
- circuits
- unloaded
- telephone
- similar
- similar circuits
- Prior art date
- 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
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/40—Artificial lines; Networks simulating a line of certain length
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1958623A GB223336A (en) | 1923-07-31 | 1923-07-31 | Improvements in or relating to unloaded telephone circuits or the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR587233A true FR587233A (fr) | 1925-04-14 |
Family
ID=10131845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR587233D Expired FR587233A (fr) | 1923-07-31 | 1924-07-29 | Perfectionnements aux circuits téléphoniques non chargés, ou circuits similaires |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR587233A (fr) |
| GB (1) | GB223336A (fr) |
-
1923
- 1923-07-31 GB GB1958623A patent/GB223336A/en not_active Expired
-
1924
- 1924-07-29 FR FR587233D patent/FR587233A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB223336A (en) | 1924-10-23 |
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