BE514791A - - Google Patents
Info
- Publication number
- BE514791A BE514791A BE514791DA BE514791A BE 514791 A BE514791 A BE 514791A BE 514791D A BE514791D A BE 514791DA BE 514791 A BE514791 A BE 514791A
- 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
- H04M1/04—Supports for telephone transmitters or receivers
- H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES304565X | 1952-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE514791A true BE514791A (en:Method) |
Family
ID=8245037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE514791D BE514791A (en:Method) | 1952-06-26 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE514791A (en:Method) |
| CH (1) | CH304565A (en:Method) |
| FR (1) | FR1070651A (en:Method) |
| NL (1) | NL177331B (en:Method) |
-
0
- NL NLAANVRAGE7415772,B patent/NL177331B/xx unknown
- BE BE514791D patent/BE514791A/xx unknown
-
1952
- 1952-10-14 CH CH304565D patent/CH304565A/de unknown
-
1953
- 1953-02-03 FR FR1070651D patent/FR1070651A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL177331B (nl) | |
| CH304565A (de) | 1955-01-15 |
| FR1070651A (fr) | 1954-08-05 |