FR534227A - Telephone device - Google Patents
Telephone deviceInfo
- Publication number
- FR534227A FR534227A FR534227DA FR534227A FR 534227 A FR534227 A FR 534227A FR 534227D A FR534227D A FR 534227DA FR 534227 A FR534227 A FR 534227A
- Authority
- FR
- France
- Prior art keywords
- telephone device
- telephone
- 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
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR534227T | 1921-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR534227A true FR534227A (en) | 1922-03-22 |
Family
ID=8925389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR534227D Expired FR534227A (en) | 1921-04-18 | 1921-04-18 | Telephone device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR534227A (en) |
-
1921
- 1921-04-18 FR FR534227D patent/FR534227A/en not_active Expired
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