FR995224A - Installation of an automatic signaling device - Google Patents

Installation of an automatic signaling device

Info

Publication number
FR995224A
FR995224A FR995224DA FR995224A FR 995224 A FR995224 A FR 995224A FR 995224D A FR995224D A FR 995224DA FR 995224 A FR995224 A FR 995224A
Authority
FR
France
Prior art keywords
installation
signaling device
automatic signaling
automatic
signaling
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)
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 FR995224A publication Critical patent/FR995224A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR995224D 1948-09-13 1949-09-12 Installation of an automatic signaling device Expired FR995224A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL660521X 1948-09-13

Publications (1)

Publication Number Publication Date
FR995224A true FR995224A (en) 1951-11-29

Family

ID=19796331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR995224D Expired FR995224A (en) 1948-09-13 1949-09-12 Installation of an automatic signaling device

Country Status (4)

Country Link
DE (1) DE807955C (en)
FR (1) FR995224A (en)
GB (1) GB660521A (en)
NL (2) NL142315B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1051910B (en) * 1958-08-08 1959-03-05 Telefonbau & Normalzeit Gmbh Circuit arrangement for telephone systems with dialer operation for fritting the dialer and / or relay contacts located in the speech wires
CN107463984A (en) * 2017-09-22 2017-12-12 深圳怡化电脑股份有限公司 Card reader

Also Published As

Publication number Publication date
DE807955C (en) 1951-07-09
NL142315B (en)
GB660521A (en) 1951-11-07
NL73318C (en)

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