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
Application number
NL7412172.A
Other languages
English (en)
Dutch (nl)
Original Assignee
Mitsui Shipbuilding Eng
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL157702B publication Critical patent/NL157702B/xx

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)
NL7412172.A 1950-12-02 Flexibele pijp met een wand uit twee lagen. NL157702B (nl)

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)

Country Link
BE (1) BE507510A (de)
DE (1) DE885726C (de)
FR (1) FR1054169A (de)
GB (1) GB699941A (de)
NL (1) NL157702B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82895C (de) * 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

Also Published As

Publication number Publication date
BE507510A (de)
DE885726C (de) 1953-08-06
GB699941A (en) 1953-11-18
FR1054169A (fr) 1954-02-09

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