NL65334C - - Google Patents
Info
- Publication number
- NL65334C NL65334C NL65334DA NL65334C NL 65334 C NL65334 C NL 65334C NL 65334D A NL65334D A NL 65334DA NL 65334 C NL65334 C NL 65334C
- 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
- H04M1/65—Recording arrangements for recording a message from the calling party
- H04M1/6515—Recording arrangements for recording a message from the calling party using magnetic tape
-
- 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
- H04M1/65—Recording arrangements for recording a message from the calling party
-
- 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
- H04M1/65—Recording arrangements for recording a message from the calling party
- H04M1/652—Means for playing back the recorded messages by remote control over a telephone line
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Electromechanical Clocks (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB704445A GB615308A (en) | 1945-03-20 | 1945-03-20 | Telephonograph for recording and reproducing oral communications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL65334C true NL65334C (fr) |
Family
ID=9825563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL65334D NL65334C (fr) | 1945-03-20 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE462659A (fr) |
| CH (1) | CH242957A (fr) |
| GB (1) | GB615308A (fr) |
| NL (1) | NL65334C (fr) |
-
0
- NL NL65334D patent/NL65334C/xx active
- BE BE462659D patent/BE462659A/xx unknown
-
1943
- 1943-01-23 CH CH242957D patent/CH242957A/de unknown
-
1945
- 1945-03-20 GB GB704445A patent/GB615308A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB615308A (en) | 1949-01-05 |
| BE462659A (fr) | |
| CH242957A (de) | 1946-06-15 |