CA285397A - Enregistreur de vitesse de train - Google Patents

Enregistreur de vitesse de train

Info

Publication number
CA285397A
CA285397A CA285397A CA285397DA CA285397A CA 285397 A CA285397 A CA 285397A CA 285397 A CA285397 A CA 285397A CA 285397D A CA285397D A CA 285397DA CA 285397 A CA285397 A CA 285397A
Authority
CA
Canada
Prior art keywords
train speed
speed recorder
recorder
train
speed
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
CA285397A
Other languages
English (en)
Inventor
Roy Mills Thomas
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 CA285397A publication Critical patent/CA285397A/fr
Expired legal-status Critical Current

Links

CA285397A Enregistreur de vitesse de train Expired CA285397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA285397T

Publications (1)

Publication Number Publication Date
CA285397A true CA285397A (fr) 1928-12-04

Family

ID=35222210

Family Applications (1)

Application Number Title Priority Date Filing Date
CA285397A Expired CA285397A (fr) Enregistreur de vitesse de train

Country Status (1)

Country Link
CA (1) CA285397A (fr)

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