NL128595C - - Google Patents
Info
- Publication number
- NL128595C NL128595C NL128595DA NL128595C NL 128595 C NL128595 C NL 128595C NL 128595D A NL128595D A NL 128595DA NL 128595 C NL128595 C NL 128595C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
- H04M1/647—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations using magnetic tape
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH241539T | 1945-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL128595C true NL128595C (fr) |
Family
ID=4462421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL128595D NL128595C (fr) | 1945-07-12 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH241539A (fr) |
| NL (1) | NL128595C (fr) |
-
0
- NL NL128595D patent/NL128595C/xx active
-
1945
- 1945-07-12 CH CH241539D patent/CH241539A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH241539A (fr) | 1946-03-15 |