CA387391A - Bolster supporting spring unit - Google Patents

Bolster supporting spring unit

Info

Publication number
CA387391A
CA387391A CA387391A CA387391DA CA387391A CA 387391 A CA387391 A CA 387391A CA 387391 A CA387391 A CA 387391A CA 387391D A CA387391D A CA 387391DA CA 387391 A CA387391 A CA 387391A
Authority
CA
Canada
Prior art keywords
supporting spring
spring unit
bolster supporting
bolster
unit
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
CA387391A
Other languages
French (fr)
Inventor
F. Sproul Donald
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.)
CANADIAN CARDWELL Co
Original Assignee
CANADIAN CARDWELL Co
Publication date
Application granted granted Critical
Publication of CA387391A publication Critical patent/CA387391A/en
Expired legal-status Critical Current

Links

CA387391A Bolster supporting spring unit Expired CA387391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA387391T

Publications (1)

Publication Number Publication Date
CA387391A true CA387391A (en) 1940-03-12

Family

ID=35392598

Family Applications (1)

Application Number Title Priority Date Filing Date
CA387391A Expired CA387391A (en) Bolster supporting spring unit

Country Status (1)

Country Link
CA (1) CA387391A (en)

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