GB1324448A - Automatic dialling apparatus - Google Patents

Automatic dialling apparatus

Info

Publication number
GB1324448A
GB1324448A GB4908471A GB4908471A GB1324448A GB 1324448 A GB1324448 A GB 1324448A GB 4908471 A GB4908471 A GB 4908471A GB 4908471 A GB4908471 A GB 4908471A GB 1324448 A GB1324448 A GB 1324448A
Authority
GB
United Kingdom
Prior art keywords
relay
dialling
causes
contacts
diode
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
GB4908471A
Other languages
English (en)
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.)
Harries G W
Original Assignee
Harries G W
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 Harries G W filed Critical Harries G W
Publication of GB1324448A publication Critical patent/GB1324448A/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
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
    • H04M1/2753—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips providing data content
    • H04M1/2755—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips providing data content by optical scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Facsimiles In General (AREA)
GB4908471A 1970-11-06 1971-10-21 Automatic dialling apparatus Expired GB1324448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7040100A FR2112749A5 (enExample) 1970-11-06 1970-11-06

Publications (1)

Publication Number Publication Date
GB1324448A true GB1324448A (en) 1973-07-25

Family

ID=9063909

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4908471A Expired GB1324448A (en) 1970-11-06 1971-10-21 Automatic dialling apparatus

Country Status (4)

Country Link
US (1) US3757054A (enExample)
DE (1) DE2154872A1 (enExample)
FR (1) FR2112749A5 (enExample)
GB (1) GB1324448A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169475A (en) * 1985-01-03 1986-07-09 Thos Varley Telephone equipment

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT338880B (de) * 1972-05-29 1977-09-26 Motronic Elektronische Steueru Nummernsendevorrichtung fur fernmelde- insbesondere fernsprecheinrichtungen
US4975948A (en) * 1989-10-13 1990-12-04 Andresen Dennis R Rapid dialing method for telecommunications

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169475A (en) * 1985-01-03 1986-07-09 Thos Varley Telephone equipment

Also Published As

Publication number Publication date
US3757054A (en) 1973-09-04
DE2154872A1 (de) 1972-05-10
FR2112749A5 (enExample) 1972-06-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees
PLNP Patent lapsed through nonpayment of renewal fees