CA489168A - Sighting device for the levelling of railway tracks - Google Patents

Sighting device for the levelling of railway tracks

Info

Publication number
CA489168A
CA489168A CA489168A CA489168DA CA489168A CA 489168 A CA489168 A CA 489168A CA 489168 A CA489168 A CA 489168A CA 489168D A CA489168D A CA 489168DA CA 489168 A CA489168 A CA 489168A
Authority
CA
Canada
Prior art keywords
levelling
sighting device
railway tracks
railway
tracks
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
CA489168A
Other languages
French (fr)
Inventor
Henri Lemaire Maurice
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA489168A publication Critical patent/CA489168A/en
Expired legal-status Critical Current

Links

CA489168A Sighting device for the levelling of railway tracks Expired CA489168A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489168T

Publications (1)

Publication Number Publication Date
CA489168A true CA489168A (en) 1952-12-30

Family

ID=35628894

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489168A Expired CA489168A (en) Sighting device for the levelling of railway tracks

Country Status (1)

Country Link
CA (1) CA489168A (en)

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