NL52062C - - Google Patents

Info

Publication number
NL52062C
NL52062C NL52062DA NL52062C NL 52062 C NL52062 C NL 52062C NL 52062D A NL52062D A NL 52062DA NL 52062 C NL52062 C NL 52062C
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.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of NL52062C publication Critical patent/NL52062C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
NL52062D 1937-07-14 1938-02-23 NL52062C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1937S0128034 DE695154C (xx) 1937-07-14 1937-07-14

Publications (1)

Publication Number Publication Date
NL52062C true NL52062C (xx) 1941-10-15

Family

ID=7537682

Family Applications (1)

Application Number Title Priority Date Filing Date
NL52062D NL52062C (xx) 1937-07-14 1938-02-23

Country Status (3)

Country Link
US (1) US2238235A (xx)
DE (1) DE695154C (xx)
NL (1) NL52062C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972989C (de) * 1954-05-05 1959-11-26 Kabelindustrie Ag Personensucheinrichtung
DE969905C (de) * 1955-05-24 1958-08-07 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer Fernsprechnebenstellenanlagen mit in zwei Einstellbewegungen fortschaltbaren Amtswaehlern

Also Published As

Publication number Publication date
DE695154C (xx) 1940-07-18
US2238235A (en) 1941-04-15

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