NL42490C - - Google Patents

Info

Publication number
NL42490C
NL42490C NL42490DA NL42490C NL 42490 C NL42490 C NL 42490C NL 42490D A NL42490D A NL 42490DA NL 42490 C NL42490 C NL 42490C
Authority
NL
Netherlands
Application number
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 NL42490C publication Critical patent/NL42490C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M11/00Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/08Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04HBROADCAST COMMUNICATION
    • H04H20/00Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65Arrangements characterised by transmission systems for broadcast
    • H04H20/76Wired systems
    • H04H20/77Wired systems using carrier waves
    • H04H20/81Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/04Supports for telephone transmitters or receivers
    • H04M1/06Hooks; Cradles
    • H04M1/08Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
NL42490D 1935-03-08 NL42490C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL446044X 1935-03-08

Publications (1)

Publication Number Publication Date
NL42490C true NL42490C (en)

Family

ID=19786276

Family Applications (1)

Application Number Title Priority Date Filing Date
NL42490D NL42490C (en) 1935-03-08

Country Status (4)

Country Link
BE (1) BE413991A (en)
FR (1) FR802176A (en)
GB (1) GB446044A (en)
NL (1) NL42490C (en)

Also Published As

Publication number Publication date
GB446044A (en) 1936-04-23
FR802176A (en) 1936-08-29
BE413991A (en)

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