FR350203A - Phone enhancements - Google Patents
Phone enhancementsInfo
- Publication number
- FR350203A FR350203A FR350203A FR350203DA FR350203A FR 350203 A FR350203 A FR 350203A FR 350203 A FR350203 A FR 350203A FR 350203D A FR350203D A FR 350203DA FR 350203 A FR350203 A FR 350203A
- Authority
- FR
- France
- Prior art keywords
- enhancements
- phone
- phone enhancements
- 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
- H04M9/00—Arrangements for interconnection not involving centralised switching
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR5775T |
Publications (1)
Publication Number | Publication Date |
---|---|
FR350203A true FR350203A (en) | 1905-11-16 |
Family
ID=8606332
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR5775A Expired FR5775E (en) | Phone enhancements | ||
FR350203A Expired FR350203A (en) | 1904-10-03 | Phone enhancements |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR5775A Expired FR5775E (en) | Phone enhancements |
Country Status (1)
Country | Link |
---|---|
FR (2) | FR350203A (en) |
-
0
- FR FR5775A patent/FR5775E/en not_active Expired
-
1904
- 1904-10-03 FR FR350203A patent/FR350203A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR5775E (en) | 1906-10-27 |
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