AR215716A1 - Adaptador telefonico - Google Patents

Adaptador telefonico

Info

Publication number
AR215716A1
AR215716A1 AR272638A AR27263878A AR215716A1 AR 215716 A1 AR215716 A1 AR 215716A1 AR 272638 A AR272638 A AR 272638A AR 27263878 A AR27263878 A AR 27263878A AR 215716 A1 AR215716 A1 AR 215716A1
Authority
AR
Argentina
Prior art keywords
telephone adapter
adapter
telephone
Prior art date
Application number
AR272638A
Other languages
English (en)
Spanish (es)
Original Assignee
Spanel Abram Nathaniel
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 Spanel Abram Nathaniel filed Critical Spanel Abram Nathaniel
Application granted granted Critical
Publication of AR215716A1 publication Critical patent/AR215716A1/es

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
    • H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
    • H04M1/215—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads by non-intrusive coupling means, e.g. acoustic couplers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Telephone Function (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
AR272638A 1977-06-16 1978-06-16 Adaptador telefonico AR215716A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/807,104 US4115659A (en) 1977-06-16 1977-06-16 Electroacoustical telephone adapter

Publications (1)

Publication Number Publication Date
AR215716A1 true AR215716A1 (es) 1979-10-31

Family

ID=25195585

Family Applications (1)

Application Number Title Priority Date Filing Date
AR272638A AR215716A1 (es) 1977-06-16 1978-06-16 Adaptador telefonico

Country Status (21)

Country Link
US (1) US4115659A (xx)
JP (1) JPS605101B2 (xx)
AR (1) AR215716A1 (xx)
AU (1) AU517959B2 (xx)
BE (1) BE868153A (xx)
BR (1) BR7803853A (xx)
CA (1) CA1105630A (xx)
CH (1) CH633925A5 (xx)
DE (1) DE2826345C2 (xx)
DK (1) DK266778A (xx)
ES (1) ES470867A1 (xx)
FI (1) FI781923A (xx)
FR (1) FR2394943A1 (xx)
GB (1) GB2000665B (xx)
MX (1) MX144953A (xx)
NL (1) NL7806549A (xx)
NO (1) NO150300C (xx)
NZ (1) NZ187578A (xx)
PT (1) PT68175A (xx)
SE (1) SE430367B (xx)
SG (1) SG45782G (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3009404A1 (de) * 1980-03-12 1981-09-17 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum einstellen eines bewegbaren elektroakutischen schallwandlers
EP0050899A1 (en) * 1980-10-27 1982-05-05 CISE- Centro Informazioni Studi Esperienze S.p.A. Device for the transmission and receipt of signals through a telephone line
CA1181541A (en) * 1982-05-21 1985-01-22 Mitel Corporation Loudspeaking telephone
US4493950A (en) * 1982-12-17 1985-01-15 Lott Thomas M Loudspeaker telephone
US4497980A (en) * 1983-06-16 1985-02-05 Itt Corporation Handsfree circuit for telephone instrument
ATE88602T1 (de) * 1986-06-30 1993-05-15 Anthony Forbes Fernsprechgeraet mit wartestellung.
DE3843033A1 (de) * 1988-12-21 1990-06-28 Messerschmitt Boelkow Blohm Mikrofon hoher empfindlichkeit
US5491695A (en) * 1991-07-17 1996-02-13 Digital Access Corporation Means and method of dial up bridging of network for high bandwidth digital communication
US5701347A (en) * 1994-06-23 1997-12-23 Compaq Computer Corporation Audio system for a personal computer
US6501836B1 (en) 1994-09-09 2002-12-31 Compaq Computer Corporation Audio system for a personal computer
US5633943A (en) * 1994-09-09 1997-05-27 Compaq Computer Corporation Audio system for a personal computer
US5828730A (en) * 1995-01-19 1998-10-27 Sten-Tel, Inc. Method and apparatus for recording and managing communications for transcription
GB0024350D0 (en) * 2000-10-05 2000-11-22 Mitel Corp Use of handset microphone to enhance speakerphone loudspeaker performance
GB0315426D0 (en) * 2003-07-01 2003-08-06 Mitel Networks Corp Microphone array with physical beamforming using omnidirectional microphones

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2580439A (en) * 1949-09-07 1952-01-01 Bell Telephone Labor Inc Directional acoustic system
US2987575A (en) * 1955-11-10 1961-06-06 Norman L Chalfin Two way telephone handset amplifying system
US3189690A (en) * 1960-04-27 1965-06-15 Modern Telephones Great Britai Two-way telephone systems with talk-listen switching
US3725585A (en) * 1972-03-21 1973-04-03 Itt Loudspeaking telephone station circuit
DE2247097C3 (de) * 1972-09-26 1979-01-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Sprachgesteuerte Lautfernsprechanlage
DE2260401A1 (de) * 1972-12-09 1974-06-12 Zielinski Adolf Herbert Telefonadapter
US3887771A (en) * 1974-03-04 1975-06-03 Spanel Abram Nathaniel Telephone adapter
US4079196A (en) * 1976-03-16 1978-03-14 Abram Nathaniel Spanel Telephone control apparatus

Also Published As

Publication number Publication date
US4115659A (en) 1978-09-19
GB2000665A (en) 1979-01-10
NO782065L (no) 1978-12-19
DE2826345A1 (de) 1979-01-04
MX144953A (es) 1981-12-04
AU517959B2 (en) 1981-09-03
BR7803853A (pt) 1979-04-10
JPS5417605A (en) 1979-02-09
CH633925A5 (fr) 1982-12-31
PT68175A (en) 1978-07-01
DE2826345C2 (de) 1984-05-17
NO150300B (no) 1984-06-12
ES470867A1 (es) 1979-02-01
FI781923A (fi) 1978-12-17
AU3712078A (en) 1979-05-03
NO150300C (no) 1984-09-19
JPS605101B2 (ja) 1985-02-08
SG45782G (en) 1983-07-08
FR2394943A1 (fr) 1979-01-12
NL7806549A (nl) 1978-12-19
BE868153A (fr) 1978-12-15
CA1105630A (en) 1981-07-21
GB2000665B (en) 1982-04-21
SE430367B (sv) 1983-11-07
SE7806809L (sv) 1978-12-17
DK266778A (da) 1978-12-17
NZ187578A (en) 1981-10-19

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