NL178273B - Thermisch geisoleerde buis met grote diameter. - Google Patents

Thermisch geisoleerde buis met grote diameter.

Info

Publication number
NL178273B
NL178273B NLAANVRAGE7710806,B NL178273DB NL178273B NL 178273 B NL178273 B NL 178273B NL 178273D B NL178273D B NL 178273DB NL 178273 B NL178273 B NL 178273B
Authority
NL
Netherlands
Prior art keywords
large diameter
thermally insulated
insulated tube
tube
thermally
Prior art date
Application number
NLAANVRAGE7710806,B
Other languages
English (en)
Dutch (nl)
Original Assignee
Pont A Mousson
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 NL178273B publication Critical patent/NL178273B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H04M17/026—Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
NLAANVRAGE7710806,B 1952-05-17 Thermisch geisoleerde buis met grote diameter. NL178273B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES28574A DE916071C (de) 1952-05-17 1952-05-17 Muenzfernsprecher mit mehreren Speicherkanaelen und Einzelabkassierung der Muenzen

Publications (1)

Publication Number Publication Date
NL178273B true NL178273B (nl)

Family

ID=7479475

Family Applications (2)

Application Number Title Priority Date Filing Date
NL88113D NL88113C (2) 1952-05-17
NLAANVRAGE7710806,B NL178273B (nl) 1952-05-17 Thermisch geisoleerde buis met grote diameter.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL88113D NL88113C (2) 1952-05-17

Country Status (2)

Country Link
DE (1) DE916071C (2)
NL (2) NL178273B (2)

Also Published As

Publication number Publication date
DE916071C (de) 1954-08-02
NL88113C (2)

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