FR760351A - - Google Patents
Info
- Publication number
- FR760351A FR760351A FR760351DA FR760351A FR 760351 A FR760351 A FR 760351A FR 760351D A FR760351D A FR 760351DA FR 760351 A FR760351 A FR 760351A
- 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
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR760351A true FR760351A (en:Method) | 1934-02-21 |
Family
ID=1551015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR760351D Expired FR760351A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR760351A (en:Method) |
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0
- FR FR760351D patent/FR760351A/fr not_active Expired