GB191405246A - Improvements in Telephone Systems. - Google Patents

Improvements in Telephone Systems.

Info

Publication number
GB191405246A
GB191405246A GB191405246DA GB191405246A GB 191405246 A GB191405246 A GB 191405246A GB 191405246D A GB191405246D A GB 191405246DA GB 191405246 A GB191405246 A GB 191405246A
Authority
GB
United Kingdom
Prior art keywords
impedance
section
phantom
windings
bridge
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Thomas Shaw
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191405246A publication Critical patent/GB191405246A/en
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB191405246D 1913-02-28 1914-02-28 Improvements in Telephone Systems. Expired GB191405246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US191405246XA 1913-02-28 1913-02-28

Publications (1)

Publication Number Publication Date
GB191405246A true GB191405246A (en) 1914-07-02

Family

ID=32597443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191405246D Expired GB191405246A (en) 1913-02-28 1914-02-28 Improvements in Telephone Systems.

Country Status (2)

Country Link
DE (1) DE297398C (enrdf_load_stackoverflow)
GB (1) GB191405246A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE297398C (enrdf_load_stackoverflow)

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