CA560760A - Progressively collapsible mandrel - Google Patents

Progressively collapsible mandrel

Info

Publication number
CA560760A
CA560760A CA560760A CA560760DA CA560760A CA 560760 A CA560760 A CA 560760A CA 560760 A CA560760 A CA 560760A CA 560760D A CA560760D A CA 560760DA CA 560760 A CA560760 A CA 560760A
Authority
CA
Canada
Prior art keywords
collapsible mandrel
progressively
progressively collapsible
mandrel
collapsible
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
CA560760A
Other languages
French (fr)
Inventor
C. Ballauer Alb
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.)
Parsons Corp
Original Assignee
Parsons Corp
Publication date
Application granted granted Critical
Publication of CA560760A publication Critical patent/CA560760A/en
Expired legal-status Critical Current

Links

CA560760A Progressively collapsible mandrel Expired CA560760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA560760T

Publications (1)

Publication Number Publication Date
CA560760A true CA560760A (en) 1958-07-22

Family

ID=35727180

Family Applications (1)

Application Number Title Priority Date Filing Date
CA560760A Expired CA560760A (en) Progressively collapsible mandrel

Country Status (1)

Country Link
CA (1) CA560760A (en)

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