BE436654A - - Google Patents

Info

Publication number
BE436654A
BE436654A BE436654DA BE436654A BE 436654 A BE436654 A BE 436654A BE 436654D A BE436654D A BE 436654DA BE 436654 A BE436654 A BE 436654A
Authority
BE
Belgium
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 BE436654A publication Critical patent/BE436654A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
BE436654D 1938-12-30 BE436654A (US07122603-20061017-C00294.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE216274X 1938-12-30

Publications (1)

Publication Number Publication Date
BE436654A true BE436654A (US07122603-20061017-C00294.png)

Family

ID=5828347

Family Applications (1)

Application Number Title Priority Date Filing Date
BE436654D BE436654A (US07122603-20061017-C00294.png) 1938-12-30

Country Status (4)

Country Link
BE (1) BE436654A (US07122603-20061017-C00294.png)
CH (1) CH216274A (US07122603-20061017-C00294.png)
FR (1) FR888179A (US07122603-20061017-C00294.png)
NL (1) NL58582C (US07122603-20061017-C00294.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972766C (de) * 1941-12-14 1959-09-24 Normalzeit G M B H Sprechanlage mit mehreren Stationen und zentralem Verstaerker

Also Published As

Publication number Publication date
CH216274A (de) 1941-08-15
FR888179A (fr) 1943-12-06
NL58582C (US07122603-20061017-C00294.png)

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