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CA422021A - Appareil de controle electrique - Google Patents

Appareil de controle electrique

Info

Publication number
CA422021A
CA422021A CA422021A CA422021DA CA422021A CA 422021 A CA422021 A CA 422021A CA 422021 A CA422021 A CA 422021A CA 422021D A CA422021D A CA 422021DA CA 422021 A CA422021 A CA 422021A
Authority
CA
Canada
Prior art keywords
control apparatus
electrical control
electrical
control
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
CA422021A
Other languages
English (en)
Inventor
K. Crooks Ralph
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 CA422021A publication Critical patent/CA422021A/fr
Expired legal-status Critical Current

Links

CA422021A Appareil de controle electrique Expired CA422021A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA422021T

Publications (1)

Publication Number Publication Date
CA422021A true CA422021A (fr) 1944-08-08

Family

ID=35533007

Family Applications (1)

Application Number Title Priority Date Filing Date
CA422021A Expired CA422021A (fr) Appareil de controle electrique

Country Status (1)

Country Link
CA (1) CA422021A (fr)

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