CA987805A - Paging system comprising a device for indicating the absence of a paged subscriber - Google Patents

Paging system comprising a device for indicating the absence of a paged subscriber

Info

Publication number
CA987805A
CA987805A CA186,902A CA186902A CA987805A CA 987805 A CA987805 A CA 987805A CA 186902 A CA186902 A CA 186902A CA 987805 A CA987805 A CA 987805A
Authority
CA
Canada
Prior art keywords
absence
indicating
paging system
paged subscriber
paged
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
CA186,902A
Other languages
English (en)
Other versions
CA186902S (en
Inventor
Abraham Janssens
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA987805A publication Critical patent/CA987805A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
    • G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
    • G08B3/1075—Paging racks

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
CA186,902A 1972-12-01 1973-11-28 Paging system comprising a device for indicating the absence of a paged subscriber Expired CA987805A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7216307,A NL173570C (nl) 1972-12-01 1972-12-01 Personenoproepstelsel omvattende een aantal ontvangers en een inrichting voor het aanduiden van de afwezigheid van een opgeroepen persoon.

Publications (1)

Publication Number Publication Date
CA987805A true CA987805A (en) 1976-04-20

Family

ID=19817457

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,902A Expired CA987805A (en) 1972-12-01 1973-11-28 Paging system comprising a device for indicating the absence of a paged subscriber

Country Status (5)

Country Link
JP (1) JPS5527741B2 (en(2012))
CA (1) CA987805A (en(2012))
FR (1) FR2209150B1 (en(2012))
GB (1) GB1432196A (en(2012))
NL (1) NL173570C (en(2012))

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT218519Z2 (it) * 1989-07-25 1992-05-27 Umberto Cardini Miglioramenti nei dispositivi di sicurezza dotati di comando a distanza.
NL9001318A (nl) * 1990-06-11 1992-01-02 Ericsson Radio Systems Bv Stelsel voor het detecteren van de aanwezigheid in een rek van een draagbare eenheid die geschikt is voor het uitzenden of ontvangen van een signaal met een toegewezen identificatienummer.
FR3139632B1 (fr) 2022-09-13 2024-10-25 Psa Automobiles Sa Surveillance de pics de courant de décharge d’une batterie rechargeable d’un véhicule

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE372640B (en(2012)) * 1971-12-06 1974-12-23 Sonab Dev Ab

Also Published As

Publication number Publication date
JPS4989402A (en(2012)) 1974-08-27
DE2356529A1 (de) 1974-06-06
NL173570B (nl) 1983-09-01
NL173570C (nl) 1984-02-01
FR2209150B1 (en(2012)) 1976-11-19
JPS5527741B2 (en(2012)) 1980-07-23
DE2356529B2 (de) 1976-08-26
NL7216307A (en(2012)) 1974-06-05
GB1432196A (en) 1976-04-14
FR2209150A1 (en(2012)) 1974-06-28

Similar Documents

Publication Publication Date Title
CA986036A (en) Warehousing system
CA1011205A (en) Intra-uterine contraceptive device
AU5565173A (en) Anti-evasion system anti-evasion system
IL42017A0 (en) Press adapter system
CA974325A (en) Urgency announcing apparatus
AU468636B2 (en) Alarm device
GB1440795A (en) Paging system
AU442060B2 (en) Paging system
CA1008528A (en) Road-sign warning system
CA987805A (en) Paging system comprising a device for indicating the absence of a paged subscriber
IL40954A (en) Magnifier system
CS29873A2 (en) Konvergencni system barevne obrazovky
CA944024A (en) Selective paging system
CA997427A (en) High capacity paging system employing subaudible tones
AU474510B2 (en) Hose supporting system
AU5156373A (en) Telephone system
CA899490A (en) Pressure indicating system
CA901125A (en) Alarm system
CA896752A (en) Alarm system
CA909626A (en) Intra-uterine device
CA890532A (en) Indicating device
CA897252A (en) Paging encoder
CA890998A (en) Indicia supporting device
CA909350A (en) Photocomposing system
CA917110A (en) Warehousing system and apparatus therefor