FR717701A - Easy-to-call automatic telephone - Google Patents

Easy-to-call automatic telephone

Info

Publication number
FR717701A
FR717701A FR717701DA FR717701A FR 717701 A FR717701 A FR 717701A FR 717701D A FR717701D A FR 717701DA FR 717701 A FR717701 A FR 717701A
Authority
FR
France
Prior art keywords
easy
automatic telephone
call automatic
call
telephone
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
Ivan Makhonine
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 FR717701A publication Critical patent/FR717701A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems
    • 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
    • H04M1/278—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 punched cards or tapes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
FR717701D 1932-02-19 1930-08-29 Easy-to-call automatic telephone Expired FR717701A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42348T 1932-02-19

Publications (1)

Publication Number Publication Date
FR717701A true FR717701A (en) 1932-01-13

Family

ID=8678419

Family Applications (3)

Application Number Title Priority Date Filing Date
FR717701D Expired FR717701A (en) 1932-02-19 1930-08-29 Easy-to-call automatic telephone
FR41644D Expired FR41644E (en) 1932-02-19 1931-11-13 Easy-to-call automatic telephone
FR42348D Expired FR42348E (en) 1932-02-19 1932-02-19 Easy-to-call automatic telephone

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR41644D Expired FR41644E (en) 1932-02-19 1931-11-13 Easy-to-call automatic telephone
FR42348D Expired FR42348E (en) 1932-02-19 1932-02-19 Easy-to-call automatic telephone

Country Status (3)

Country Link
BE (1) BE382324A (en)
FR (3) FR717701A (en)
GB (1) GB361827A (en)

Also Published As

Publication number Publication date
GB361827A (en) 1931-11-26
FR42348E (en) 1933-07-11
BE382324A (en)
FR41644E (en) 1933-02-15

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