CA479388A - Appareil de protection de trafic - Google Patents

Appareil de protection de trafic

Info

Publication number
CA479388A
CA479388A CA479388A CA479388DA CA479388A CA 479388 A CA479388 A CA 479388A CA 479388 A CA479388 A CA 479388A CA 479388D A CA479388D A CA 479388DA CA 479388 A CA479388 A CA 479388A
Authority
CA
Canada
Prior art keywords
protection apparatus
traffic protection
traffic
protection
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
CA479388A
Other languages
English (en)
Inventor
A. Thompson Howard
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.)
Hitachi Rail STS USA Inc
Original Assignee
Union Switch and Signal Inc
Publication date
Application granted granted Critical
Publication of CA479388A publication Critical patent/CA479388A/fr
Expired legal-status Critical Current

Links

CA479388A Appareil de protection de trafic Expired CA479388A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA479388T

Publications (1)

Publication Number Publication Date
CA479388A true CA479388A (fr) 1951-12-11

Family

ID=35619059

Family Applications (1)

Application Number Title Priority Date Filing Date
CA479388A Expired CA479388A (fr) Appareil de protection de trafic

Country Status (1)

Country Link
CA (1) CA479388A (fr)

Similar Documents

Publication Publication Date Title
CA524830A (fr) Appareil a induction protege contre le survoltage
CA479380A (fr) Appareil de protection de trafic
CA479388A (fr) Appareil de protection de trafic
CA471333A (fr) Structure d'entonnoir
CA466050A (fr) Appareil protecteur pour circulation ferroviaire
CA466054A (fr) Appareil protecteur pour circulation ferroviaire
CA471962A (fr) Dispositifs de montage de pieces a ouvrer
CA479591A (fr) Tableaux de distribution
CA481868A (fr) Appareil de protection de trafic
CA483652A (fr) Appareil de protection de traffic
CA482722A (fr) Appareil de protection de trafic
CA477666A (fr) Dispositifs de protection sensibles au ralentissement
CA473331A (fr) Appareils detecteurs pour circulation ferroviaire
CA473198A (fr) Appareil a diviser
CA474176A (fr) Dispositifs protecteurs
CA477931A (fr) Dispositifs de protection
CA471669A (fr) Appareils d'entrainement de film
CA476730A (fr) Appareil de prelevement des filets de poissons
CA476734A (fr) Appareil de marquage de longueur
CA478441A (fr) Appareil de plumage de volaille
CA475962A (fr) Appareil de changement de lampes
CA475961A (fr) Appareil de changement de lampes
CA474403A (fr) Appareil de conditionnement de surfaces de metaux
CA473211A (fr) Appareil de cinematographe
CA479394A (fr) Appareil de controle de trafic