CA565140A - Method and apparatus for making hollow cores - Google Patents

Method and apparatus for making hollow cores

Info

Publication number
CA565140A
CA565140A CA565140A CA565140DA CA565140A CA 565140 A CA565140 A CA 565140A CA 565140 A CA565140 A CA 565140A CA 565140D A CA565140D A CA 565140DA CA 565140 A CA565140 A CA 565140A
Authority
CA
Canada
Prior art keywords
making hollow
hollow cores
cores
making
hollow
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
CA565140A
Other languages
French (fr)
Inventor
W. Taccone Russell
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA565140A publication Critical patent/CA565140A/en
Expired legal-status Critical Current

Links

CA565140A Method and apparatus for making hollow cores Expired CA565140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA565140T

Publications (1)

Publication Number Publication Date
CA565140A true CA565140A (en) 1958-10-28

Family

ID=35737641

Family Applications (1)

Application Number Title Priority Date Filing Date
CA565140A Expired CA565140A (en) Method and apparatus for making hollow cores

Country Status (1)

Country Link
CA (1) CA565140A (en)

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