BE506189A - - Google Patents

Info

Publication number
BE506189A
BE506189A BE506189DA BE506189A BE 506189 A BE506189 A BE 506189A BE 506189D A BE506189D A BE 506189DA BE 506189 A BE506189 A BE 506189A
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 BE506189A publication Critical patent/BE506189A/xx

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
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
BE506189D 1951-05-18 BE506189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1037275T 1951-05-18

Publications (1)

Publication Number Publication Date
BE506189A true BE506189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=9586921

Family Applications (1)

Application Number Title Priority Date Filing Date
BE506189D BE506189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1951-05-18

Country Status (3)

Country Link
BE (1) BE506189A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH297205A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1037275A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593985A1 (fr) * 1986-02-05 1987-08-07 Wansor Investments Ltd Telephone lumineux

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593985A1 (fr) * 1986-02-05 1987-08-07 Wansor Investments Ltd Telephone lumineux

Also Published As

Publication number Publication date
FR1037275A (fr) 1953-09-15
CH297205A (de) 1954-03-15

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