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AU2173353A - Method and apparatus for perforating thermoplastic films - Google Patents

Method and apparatus for perforating thermoplastic films

Info

Publication number
AU2173353A
AU2173353A AU21733/53A AU2173353A AU2173353A AU 2173353 A AU2173353 A AU 2173353A AU 21733/53 A AU21733/53 A AU 21733/53A AU 2173353 A AU2173353 A AU 2173353A AU 2173353 A AU2173353 A AU 2173353A
Authority
AU
Australia
Prior art keywords
thermoplastic films
perforating thermoplastic
perforating
films
thermoplastic
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
AU21733/53A
Other versions
AU166588B2 (en
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.)
Wingfoot Corp
Original Assignee
Wingfoot Corp
Filing date
Publication date
Application filed by Wingfoot Corp filed Critical Wingfoot Corp
Application granted granted Critical
Publication of AU166588B2 publication Critical patent/AU166588B2/en
Publication of AU2173353A publication Critical patent/AU2173353A/en
Expired legal-status Critical Current

Links

AU21733/53A 1953-09-28 Method and apparatus for perforating thermoplastic films Expired AU166588B2 (en)

Publications (2)

Publication Number Publication Date
AU166588B2 AU166588B2 (en) 1958-12-03
AU2173353A true AU2173353A (en) 1958-12-03

Family

ID=

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