AU7873394A - Call forwarding system for doorbell/intercom box - Google Patents

Call forwarding system for doorbell/intercom box

Info

Publication number
AU7873394A
AU7873394A AU78733/94A AU7873394A AU7873394A AU 7873394 A AU7873394 A AU 7873394A AU 78733/94 A AU78733/94 A AU 78733/94A AU 7873394 A AU7873394 A AU 7873394A AU 7873394 A AU7873394 A AU 7873394A
Authority
AU
Australia
Prior art keywords
doorbell
call forwarding
forwarding system
intercom box
intercom
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.)
Abandoned
Application number
AU78733/94A
Inventor
John Rounds
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.)
Telestate International LP
Original Assignee
Telestate International LP
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 Telestate International LP filed Critical Telestate International LP
Publication of AU7873394A publication Critical patent/AU7873394A/en
Abandoned 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
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
AU78733/94A 1993-09-20 1994-09-20 Call forwarding system for doorbell/intercom box Abandoned AU7873394A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12434993A 1993-09-20 1993-09-20
US124349 1993-09-20
PCT/US1994/010340 WO1995008891A1 (en) 1993-09-20 1994-09-20 Call forwarding system for doorbell/intercom box

Publications (1)

Publication Number Publication Date
AU7873394A true AU7873394A (en) 1995-04-10

Family

ID=22414345

Family Applications (1)

Application Number Title Priority Date Filing Date
AU78733/94A Abandoned AU7873394A (en) 1993-09-20 1994-09-20 Call forwarding system for doorbell/intercom box

Country Status (3)

Country Link
AU (1) AU7873394A (en)
CA (1) CA2132181A1 (en)
WO (1) WO1995008891A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19511622A1 (en) 1995-03-30 1996-10-02 Michael Wolf Door answering machine
GB2310105A (en) * 1996-02-08 1997-08-13 Leslie Francis Henr Richardson Security door entry-phone
FR2793581B1 (en) * 1999-05-11 2002-10-25 France Telecom DEVICE FOR PROTECTING A PREMISES FROM INTRUSIONS
ES1044928Y (en) * 1999-12-24 2000-11-16 Izquierdo Porfirio Aleza AUTOMATIC GOALKEEPER WITH ANSWERING MACHINE.
FR2826820B1 (en) * 2001-06-28 2003-09-12 France Telecom COMMUNICATION METHOD BETWEEN A VISITOR AND A RESIDENT VIA AN INTERCOM SYSTEM, A CONNECTION SERVER AND A PORTER FOR IMPLEMENTING THE METHOD
AU2002218861A1 (en) * 2002-01-11 2003-07-24 Jachin Hawlicek Device for access control to doors, gates and similar
FR2841722B1 (en) * 2002-06-26 2005-01-21 France Telecom ELECTRICAL DOOR DEVICE
NL1021198C2 (en) * 2002-08-01 2004-02-03 Jorik Ir Hamminga System for remote distance monitoring comprises signal output and devices for generation of activation signal on signal output and a signal input has devices for detection of an activation signal on it
SE0401035L (en) * 2004-04-21 2005-10-22 Anders Trell Trust Method and device for communication / control at access
GB0515708D0 (en) 2005-07-29 2005-09-07 British Telecomm Authentication apparatus
GB2437781A (en) * 2006-04-12 2007-11-07 Ben Cornelius Calling a remote telephone by doorbell activation and controlling entrance to a building from the remote telephone.
BE1017351A3 (en) * 2006-11-02 2008-06-03 Ojomoh Clifford Door telephone has first instrument in living room connectable via communication network to second instrument at height of doorbell
GB2482985A (en) * 2010-08-20 2012-02-22 Brandingplus Ltd Door entry phone system
US9786134B2 (en) 2016-02-01 2017-10-10 Sercomm Corporation Doorbell system and doorbell control device
US11973896B2 (en) 2020-10-16 2024-04-30 Lg Electronics Inc. Invisible intercom and access system and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113986A (en) * 1977-10-21 1978-09-12 Bell Telephone Laboratories, Incorporated Telephone controlled lock release arrangement
US4436958A (en) * 1982-06-30 1984-03-13 Western Electric Company, Inc. System using the telephone network to control locks at a number of remote locations
SE451422B (en) * 1985-06-27 1987-10-05 Anders Edvard Trell PROCEDURE FOR SIGNAL PROCESSING AT A PORT-PHONE PLANT INTENDED TO BE CONNECTED TO AN GENERAL PHONE
US4764953A (en) * 1987-05-22 1988-08-16 Chern Lih Ju Method and apparatus for remote doorbell answering
CA2000961C (en) * 1989-10-18 1995-05-23 Anders Edvard Trell Entrance communication system

Also Published As

Publication number Publication date
WO1995008891A1 (en) 1995-03-30
CA2132181A1 (en) 1995-03-21

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