FR737355A - Number indicator for automatic telephones - Google Patents

Number indicator for automatic telephones

Info

Publication number
FR737355A
FR737355A FR737355DA FR737355A FR 737355 A FR737355 A FR 737355A FR 737355D A FR737355D A FR 737355DA FR 737355 A FR737355 A FR 737355A
Authority
FR
France
Prior art keywords
number indicator
automatic telephones
telephones
automatic
indicator
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
French (fr)
Inventor
William Greenberg
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 FR737355A publication Critical patent/FR737355A/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
    • H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Breakers (AREA)
  • Telephone Set Structure (AREA)
FR737355D 1932-05-07 1932-05-20 Number indicator for automatic telephones Expired FR737355A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB13266/32A GB392356A (en) 1932-05-07 1932-05-07 Number indicating arrangements for the impulse transmitters of automatic telephone instruments
CH167967T 1932-05-18
FR737355T 1932-05-20

Publications (1)

Publication Number Publication Date
FR737355A true FR737355A (en) 1932-12-10

Family

ID=10019845

Family Applications (1)

Application Number Title Priority Date Filing Date
FR737355D Expired FR737355A (en) 1932-05-07 1932-05-20 Number indicator for automatic telephones

Country Status (4)

Country Link
US (1) US1966118A (en)
CH (1) CH167967A (en)
FR (1) FR737355A (en)
GB (1) GB392356A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645426A (en) * 1943-05-04 1953-07-14 Sansone Carlo Predetermined counter value setting device
US2646923A (en) * 1947-08-30 1953-07-28 Reumerman Theodorus Device for determining check symbols
DE1075350B (en) * 1953-08-18 1960-02-11 Turin Giovanni Fiore (Italien) Mechanical display device for the numerical display of successive rotary or longitudinal movements of a machine or apparatus part

Also Published As

Publication number Publication date
GB392356A (en) 1933-05-18
CH167967A (en) 1934-03-15
US1966118A (en) 1934-07-10

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