BE807247A - CALL NUMBER SELECTION DEVICE FOR TELEPHONE DEVICES - Google Patents

CALL NUMBER SELECTION DEVICE FOR TELEPHONE DEVICES

Info

Publication number
BE807247A
BE807247A BE137684A BE137684A BE807247A BE 807247 A BE807247 A BE 807247A BE 137684 A BE137684 A BE 137684A BE 137684 A BE137684 A BE 137684A BE 807247 A BE807247 A BE 807247A
Authority
BE
Belgium
Prior art keywords
selection device
call number
number selection
telephone devices
telephone
Prior art date
Application number
BE137684A
Other languages
French (fr)
Original Assignee
Eichenberger Rolf
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.)
Filing date
Publication date
Application filed by Eichenberger Rolf filed Critical Eichenberger Rolf
Publication of BE807247A publication Critical patent/BE807247A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
BE137684A 1972-11-22 1973-11-13 CALL NUMBER SELECTION DEVICE FOR TELEPHONE DEVICES BE807247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1700472A CH571296A5 (en) 1972-11-22 1972-11-22

Publications (1)

Publication Number Publication Date
BE807247A true BE807247A (en) 1974-03-01

Family

ID=4422036

Family Applications (1)

Application Number Title Priority Date Filing Date
BE137684A BE807247A (en) 1972-11-22 1973-11-13 CALL NUMBER SELECTION DEVICE FOR TELEPHONE DEVICES

Country Status (2)

Country Link
BE (1) BE807247A (en)
CH (1) CH571296A5 (en)

Also Published As

Publication number Publication date
CH571296A5 (en) 1975-12-31

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