CA232975A - Mecanisme de tirage a frottement - Google Patents

Mecanisme de tirage a frottement

Info

Publication number
CA232975A
CA232975A CA232975A CA232975DA CA232975A CA 232975 A CA232975 A CA 232975A CA 232975 A CA232975 A CA 232975A CA 232975D A CA232975D A CA 232975DA CA 232975 A CA232975 A CA 232975A
Authority
CA
Canada
Prior art keywords
draft rigging
friction draft
friction
rigging
draft
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
CA232975A
Other languages
English (en)
Inventor
Arthur Brockelsby Ralph
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.)
National Malleable and Steel Castings Co
Original Assignee
National Malleable and Steel Castings Co
Publication date
Application granted granted Critical
Publication of CA232975A publication Critical patent/CA232975A/fr
Expired legal-status Critical Current

Links

CA232975A Mecanisme de tirage a frottement Expired CA232975A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA232975T

Publications (1)

Publication Number Publication Date
CA232975A true CA232975A (fr) 1923-07-24

Family

ID=35130348

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232975A Expired CA232975A (fr) Mecanisme de tirage a frottement

Country Status (1)

Country Link
CA (1) CA232975A (fr)

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