FR770620A - Installation de signalisatfon sur véhicules - Google Patents

Installation de signalisatfon sur véhicules

Info

Publication number
FR770620A
FR770620A FR770620DA FR770620A FR 770620 A FR770620 A FR 770620A FR 770620D A FR770620D A FR 770620DA FR 770620 A FR770620 A FR 770620A
Authority
FR
France
Prior art keywords
signage
vehicles
installation
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
English (en)
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR770620A publication Critical patent/FR770620A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
FR770620D 1934-03-13 1934-03-24 Installation de signalisatfon sur véhicules Expired FR770620A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE770620X 1934-03-13

Publications (1)

Publication Number Publication Date
FR770620A true FR770620A (fr) 1934-09-17

Family

ID=6676029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR770620D Expired FR770620A (fr) 1934-03-13 1934-03-24 Installation de signalisatfon sur véhicules

Country Status (1)

Country Link
FR (1) FR770620A (fr)

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