CA637270A - Protective device - Google Patents

Protective device

Info

Publication number
CA637270A
CA637270A CA637270A CA637270DA CA637270A CA 637270 A CA637270 A CA 637270A CA 637270 A CA637270 A CA 637270A CA 637270D A CA637270D A CA 637270DA CA 637270 A CA637270 A CA 637270A
Authority
CA
Canada
Prior art keywords
protective device
protective
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
CA637270A
Inventor
X. Rees Frank
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.)
SPX Technologies Inc
Original Assignee
General Railway Signal Co
Publication date
Application granted granted Critical
Publication of CA637270A publication Critical patent/CA637270A/en
Expired legal-status Critical Current

Links

CA637270A Protective device Expired CA637270A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA637270T

Publications (1)

Publication Number Publication Date
CA637270A true CA637270A (en) 1962-02-27

Family

ID=35915778

Family Applications (1)

Application Number Title Priority Date Filing Date
CA637270A Expired CA637270A (en) Protective device

Country Status (1)

Country Link
CA (1) CA637270A (en)

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