NL111939C - - Google Patents
Info
- Publication number
- NL111939C NL111939C NL111939DA NL111939C NL 111939 C NL111939 C NL 111939C NL 111939D A NL111939D A NL 111939DA NL 111939 C NL111939 C NL 111939C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH837160X | 1957-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL111939C true NL111939C (xx) |
Family
ID=4540832
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL224242D NL224242A (xx) | 1957-01-22 | ||
| NL111939D NL111939C (xx) | 1957-01-22 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL224242D NL224242A (xx) | 1957-01-22 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE563974A (xx) |
| CH (1) | CH350019A (xx) |
| DE (1) | DE1017668B (xx) |
| GB (1) | GB837160A (xx) |
| NL (2) | NL111939C (xx) |
-
0
- BE BE563974D patent/BE563974A/xx unknown
- NL NL224242D patent/NL224242A/xx unknown
- NL NL111939D patent/NL111939C/xx active
-
1957
- 1957-01-22 CH CH350019D patent/CH350019A/de unknown
- 1957-02-05 DE DES52210A patent/DE1017668B/de active Pending
-
1958
- 1958-01-14 GB GB1280/58A patent/GB837160A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB837160A (en) | 1960-06-09 |
| NL224242A (xx) | |
| BE563974A (xx) | |
| DE1017668B (de) | 1957-10-17 |
| CH350019A (de) | 1960-11-15 |