CA890513A - Film stretching process and apparatus - Google Patents

Film stretching process and apparatus

Info

Publication number
CA890513A
CA890513A CA890513A CA890513DA CA890513A CA 890513 A CA890513 A CA 890513A CA 890513 A CA890513 A CA 890513A CA 890513D A CA890513D A CA 890513DA CA 890513 A CA890513 A CA 890513A
Authority
CA
Canada
Prior art keywords
stretching process
film stretching
film
stretching
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
CA890513A
Inventor
E. Baehr James
L. Anderson Virgil
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Publication date
Application granted granted Critical
Publication of CA890513A publication Critical patent/CA890513A/en
Expired legal-status Critical Current

Links

CA890513A Film stretching process and apparatus Expired CA890513A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA890513T

Publications (1)

Publication Number Publication Date
CA890513A true CA890513A (en) 1972-01-11

Family

ID=36396659

Family Applications (1)

Application Number Title Priority Date Filing Date
CA890513A Expired CA890513A (en) Film stretching process and apparatus

Country Status (1)

Country Link
CA (1) CA890513A (en)

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