CA223848A - Collapsible core - Google Patents

Collapsible core

Info

Publication number
CA223848A
CA223848A CA223848A CA223848DA CA223848A CA 223848 A CA223848 A CA 223848A CA 223848 A CA223848 A CA 223848A CA 223848D A CA223848D A CA 223848DA CA 223848 A CA223848 A CA 223848A
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
CA223848A
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 CA223848A publication Critical patent/CA223848A/en
Expired legal-status Critical Current

Links

CA223848A Collapsible core Expired CA223848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA223848T

Publications (1)

Publication Number Publication Date
CA223848A true CA223848A (en) 1922-09-19

Family

ID=35119451

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223848A Expired CA223848A (en) Collapsible core

Country Status (1)

Country Link
CA (1) CA223848A (en)

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