FR548466A - - Google Patents
Info
- Publication number
- FR548466A FR548466A FR548466DA FR548466A FR 548466 A FR548466 A FR 548466A FR 548466D A FR548466D A FR 548466DA FR 548466 A FR548466 A FR 548466A
- Authority
- FR
- France
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR548466A true FR548466A (cs) | 1923-01-15 |
Family
ID=1538171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR548466D Expired FR548466A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR548466A (cs) |
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0
- FR FR548466D patent/FR548466A/fr not_active Expired