AU495446B2 - Interlocking track circuits - Google Patents

Interlocking track circuits

Info

Publication number
AU495446B2
AU495446B2 AU72836/74A AU7283674A AU495446B2 AU 495446 B2 AU495446 B2 AU 495446B2 AU 72836/74 A AU72836/74 A AU 72836/74A AU 7283674 A AU7283674 A AU 7283674A AU 495446 B2 AU495446 B2 AU 495446B2
Authority
AU
Australia
Prior art keywords
track circuits
interlocking track
interlocking
circuits
track
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 - Lifetime
Application number
AU72836/74A
Other versions
AU7283674A (en
Inventor
Fitzgerald West And Klaus Henry Frielinghaus Jon
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 Corp
Original Assignee
General Signal Corp
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 of AU495446B2 publication Critical patent/AU495446B2/en
Priority claimed from US395110A external-priority patent/US3897921A/en
Application filed by General Signal Corp filed Critical General Signal Corp
Publication of AU7283674A publication Critical patent/AU7283674A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU72836/74A 1973-09-07 1974-08-30 Interlocking track circuits Expired - Lifetime AU495446B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US395110A US3897921A (en) 1973-09-07 1973-09-07 Interlocking track circuits
USUS395110 1973-09-07

Publications (2)

Publication Number Publication Date
AU495446B2 true AU495446B2 (en)
AU7283674A AU7283674A (en) 1976-03-04

Family

ID=

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