FR592929A - Device for automatic signaling of changes in the movement of vehicles - Google Patents

Device for automatic signaling of changes in the movement of vehicles

Info

Publication number
FR592929A
FR592929A FR592929DA FR592929A FR 592929 A FR592929 A FR 592929A FR 592929D A FR592929D A FR 592929DA FR 592929 A FR592929 A FR 592929A
Authority
FR
France
Prior art keywords
vehicles
movement
changes
automatic signaling
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)
Inventor
Jean-Joseph Labroue
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 filed Critical
Application granted granted Critical
Publication of FR592929A publication Critical patent/FR592929A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/20—Switches having at least one liquid contact operated by tilting contact-liquid container
    • H01H29/22—Switches having at least one liquid contact operated by tilting contact-liquid container wherein contact is made and broken between liquid and solid
FR592929D 1925-02-05 1925-02-05 Device for automatic signaling of changes in the movement of vehicles Expired FR592929A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR592929T 1925-02-05

Publications (1)

Publication Number Publication Date
FR592929A true FR592929A (en) 1925-08-12

Family

ID=8965165

Family Applications (1)

Application Number Title Priority Date Filing Date
FR592929D Expired FR592929A (en) 1925-02-05 1925-02-05 Device for automatic signaling of changes in the movement of vehicles

Country Status (1)

Country Link
FR (1) FR592929A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542211A (en) * 1949-02-08 1951-02-20 Guillermo E Sauri Automobile light control
US3778763A (en) * 1971-05-18 1973-12-11 Safety Res Dev Inc Turn actuated alarm system for automotive vehicles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542211A (en) * 1949-02-08 1951-02-20 Guillermo E Sauri Automobile light control
US3778763A (en) * 1971-05-18 1973-12-11 Safety Res Dev Inc Turn actuated alarm system for automotive vehicles

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