NL54624C - - Google Patents
Info
- Publication number
- NL54624C NL54624C NL78152A NL78152A NL54624C NL 54624 C NL54624 C NL 54624C NL 78152 A NL78152 A NL 78152A NL 78152 A NL78152 A NL 78152A NL 54624 C NL54624 C NL 54624C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR47558T | 1936-06-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL54624C true NL54624C (xx) | 1943-06-15 |
Family
ID=8683030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL78152A NL54624C (xx) | 1936-06-16 | 1936-06-13 |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR785640A (xx) |
NL (1) | NL54624C (xx) |
-
1935
- 1935-02-13 FR FR785640D patent/FR785640A/fr not_active Expired
-
1936
- 1936-06-13 NL NL78152A patent/NL54624C/xx active
- 1936-06-16 FR FR47558D patent/FR47558E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR785640A (fr) | 1935-08-14 |
FR47558E (fr) | 1937-06-04 |