CA306604A - Frein de surete - Google Patents

Frein de surete

Info

Publication number
CA306604A
CA306604A CA306604A CA306604DA CA306604A CA 306604 A CA306604 A CA 306604A CA 306604 A CA306604 A CA 306604A CA 306604D A CA306604D A CA 306604DA CA 306604 A CA306604 A CA 306604A
Authority
CA
Canada
Prior art keywords
safety brake
brake
safety
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
CA306604A
Other languages
English (en)
Inventor
H. Wilson Alexander
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.)
THOMAS ELEVATOR Co
Original Assignee
THOMAS ELEVATOR Co
Publication date
Application granted granted Critical
Publication of CA306604A publication Critical patent/CA306604A/fr
Expired legal-status Critical Current

Links

CA306604A Frein de surete Expired CA306604A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA306604T

Publications (1)

Publication Number Publication Date
CA306604A true CA306604A (fr) 1930-12-09

Family

ID=35259755

Family Applications (1)

Application Number Title Priority Date Filing Date
CA306604A Expired CA306604A (fr) Frein de surete

Country Status (1)

Country Link
CA (1) CA306604A (fr)

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