BE497535A - - Google Patents
Info
- Publication number
- BE497535A BE497535A BE497535DA BE497535A BE 497535 A BE497535 A BE 497535A BE 497535D A BE497535D A BE 497535DA BE 497535 A BE497535 A BE 497535A
- 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
- H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Audible And Visible Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE285302X | 1950-05-22 | ||
| SE170750X | 1950-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE497535A true BE497535A (https=) |
Family
ID=26656086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE497535D BE497535A (https=) | 1950-05-22 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE497535A (https=) |
| CH (1) | CH285302A (https=) |
| DE (1) | DE826008C (https=) |
| FR (1) | FR1023740A (https=) |
| GB (1) | GB672177A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2673283A (en) * | 1951-05-19 | 1954-03-23 | Masabny Anthony | Illuminating means for dial telephones |
-
0
- BE BE497535D patent/BE497535A/xx unknown
-
1950
- 1950-07-31 CH CH285302D patent/CH285302A/de unknown
- 1950-08-05 DE DEB8595A patent/DE826008C/de not_active Expired
- 1950-08-09 GB GB19826/50A patent/GB672177A/en not_active Expired
- 1950-08-24 FR FR1023740D patent/FR1023740A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2673283A (en) * | 1951-05-19 | 1954-03-23 | Masabny Anthony | Illuminating means for dial telephones |
Also Published As
| Publication number | Publication date |
|---|---|
| CH285302A (de) | 1952-08-31 |
| GB672177A (en) | 1952-05-14 |
| DE826008C (de) | 1951-12-27 |
| FR1023740A (fr) | 1953-03-23 |