CA223849A - Collapsible core - Google Patents

Collapsible core

Info

Publication number
CA223849A
CA223849A CA223849A CA223849DA CA223849A CA 223849 A CA223849 A CA 223849A CA 223849 A CA223849 A CA 223849A CA 223849D A CA223849D A CA 223849DA CA 223849 A CA223849 A CA 223849A
Authority
CA
Canada
Prior art keywords
collapsible core
collapsible
core
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
CA223849A
Other languages
French (fr)
Inventor
Thomas Midgley, Sr.
Thomas Midgley, Jr.
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.)
Fisk Rubber Co
Original Assignee
Fisk Rubber Co
Publication date
Application granted granted Critical
Publication of CA223849A publication Critical patent/CA223849A/en
Expired legal-status Critical Current

Links

CA223849A Collapsible core Expired CA223849A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA223849T

Publications (1)

Publication Number Publication Date
CA223849A true CA223849A (en) 1922-09-19

Family

ID=35119452

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223849A Expired CA223849A (en) Collapsible core

Country Status (1)

Country Link
CA (1) CA223849A (en)

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