BE558678A - - Google Patents
Info
- Publication number
- BE558678A BE558678A BE558678DA BE558678A BE 558678 A BE558678 A BE 558678A BE 558678D A BE558678D A BE 558678DA BE 558678 A BE558678 A BE 558678A
- Authority
- BE
- Belgium
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
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
-
- 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)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1178362X | 1956-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE558678A true BE558678A (xx) |
Family
ID=20421475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE558678D BE558678A (xx) | 1956-07-13 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE558678A (xx) |
| DE (1) | DE1052460B (xx) |
| FR (1) | FR1178362A (xx) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT114779B (de) * | 1927-06-29 | 1929-10-25 | Siemens Ag | Fernsprechhandapparat. |
| DE860817C (de) * | 1942-10-02 | 1952-12-22 | Siemens Ag | Einsprache fuer Mikrofone |
-
0
- BE BE558678D patent/BE558678A/xx unknown
-
1957
- 1957-07-09 DE DET13856A patent/DE1052460B/de active Pending
- 1957-07-10 FR FR1178362D patent/FR1178362A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1178362A (fr) | 1959-05-06 |
| DE1052460B (de) | 1959-03-12 |