BE828071A - TELEPHONE RINGING - Google Patents

TELEPHONE RINGING

Info

Publication number
BE828071A
BE828071A BE2054281A BE2054281A BE828071A BE 828071 A BE828071 A BE 828071A BE 2054281 A BE2054281 A BE 2054281A BE 2054281 A BE2054281 A BE 2054281A BE 828071 A BE828071 A BE 828071A
Authority
BE
Belgium
Prior art keywords
telephone ringing
ringing
telephone
Prior art date
Application number
BE2054281A
Other languages
French (fr)
Inventor
R Bonelli
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
Publication of BE828071A publication Critical patent/BE828071A/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
    • G10K1/064—Operating or striking mechanisms therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromechanical Clocks (AREA)
  • Telephone Set Structure (AREA)
BE2054281A 1974-04-18 1975-04-18 TELEPHONE RINGING BE828071A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2157674A IT1007949B (en) 1974-04-18 1974-04-18 TELEPHONE RING UNIT

Publications (1)

Publication Number Publication Date
BE828071A true BE828071A (en) 1975-10-20

Family

ID=11183833

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2054281A BE828071A (en) 1974-04-18 1975-04-18 TELEPHONE RINGING

Country Status (4)

Country Link
BE (1) BE828071A (en)
DE (1) DE2515922A1 (en)
GB (1) GB1466816A (en)
IT (1) IT1007949B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2925645C2 (en) * 1979-06-26 1981-10-08 Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg Polarized alarm clock
DE2949945C2 (en) * 1979-12-12 1982-03-04 Deutsche Fernsprecher Gesellschaft Mbh Marburg, 3550 Marburg Polarized alarm clock

Also Published As

Publication number Publication date
GB1466816A (en) 1977-03-09
DE2515922A1 (en) 1975-11-06
IT1007949B (en) 1976-10-30

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