NL157702B - Flexibele pijp met een wand uit twee lagen. - Google Patents
Flexibele pijp met een wand uit twee lagen.Info
- Publication number
- NL157702B NL157702B NL7412172.A NL157702DA NL157702B NL 157702 B NL157702 B NL 157702B NL 157702D A NL157702D A NL 157702DA NL 157702 B NL157702 B NL 157702B
- Authority
- NL
- Netherlands
- Prior art keywords
- flexible pipe
- layer wall
- wall
- layer
- flexible
- Prior art date
Links
Classifications
- 
        - H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/026—Arrangements for interrupting the ringing current
 
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Devices For Supply Of Signal Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| NL699941X | 1950-12-02 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| NL157702B true NL157702B (nl) | 
Family
ID=19809003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| NL7412172.A NL157702B (nl) | 1950-12-02 | Flexibele pijp met een wand uit twee lagen. | 
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| NL82895C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1952-11-20 | |||
| DE1074662B (de) * | 1957-10-10 | 1960-02-04 | Pye Limited, Cambridge (Grossbritannien) | Automatisches Telefonsystem mit elektronischer Schaltung des Rufstromes zu einem Teilnehmer | 
- 
        0
        - NL NL7412172.A patent/NL157702B/xx unknown
- BE BE507510D patent/BE507510A/xx unknown
 
- 
        1951
        - 1951-11-29 GB GB28023/51A patent/GB699941A/en not_active Expired
- 1951-11-29 DE DEN4763A patent/DE885726C/de not_active Expired
- 1951-11-30 FR FR1054169D patent/FR1054169A/fr not_active Expired
 
Also Published As
| Publication number | Publication date | 
|---|---|
| DE885726C (de) | 1953-08-06 | 
| GB699941A (en) | 1953-11-18 | 
| FR1054169A (fr) | 1954-02-09 | 
| BE507510A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 
Similar Documents
| Publication | Publication Date | Title | 
|---|---|---|
| CH297393A (de) | Mehrfachhydrozyklon. | |
| NL160932B (nl) | Koelhuis met een transportinrichting. | |
| CH295365A (de) | Reinigungsmittel. | |
| NL157702B (nl) | Flexibele pijp met een wand uit twee lagen. | |
| AT182275B (de) | Rohrverbindung | |
| CH283206A (de) | Rohranschluss. | |
| FR1048750A (fr) | Recouvrement mural | |
| FR1031609A (fr) | Pipe | |
| CH299314A (de) | Reinigungsmittel. | |
| CH281081A (de) | Reinigungslappen. | |
| ES25106Y (es) | Revestimiento mural perfeccionado. | |
| NL165272B (nl) | Insteekverbinding voor buizen met aan hun buitenzijde een schroeflijnvormig profiel. | |
| FR1021171A (fr) | Plafond préfabriqué | |
| AT181762B (de) | Rohrverbindung | |
| CH280681A (de) | Toilettengegenstand. | |
| BE506066A (fr) | Pistolet a argile. | |
| ES23384Y (es) | Un limpiador de pavimentos | |
| FR1013227A (fr) | Pipe | |
| ES25347Y (es) | Fregasuelos práctico. | |
| DK76224C (da) | Drejelig rørforbindelse. | |
| FR1054101A (fr) | Tuyau souple | |
| NL174667B (nl) | Wandconstructie. | |
| DK76530C (da) | Bygningsvæg. | |
| ES195072A1 (es) | Un perfeccionamiento en la construcción de entoldados | |
| DK74827C (da) | Trykknapkonstruktion. |