CA519686A - Means for welding plastic films - Google Patents

Means for welding plastic films

Info

Publication number
CA519686A
CA519686A CA519686A CA519686DA CA519686A CA 519686 A CA519686 A CA 519686A CA 519686 A CA519686 A CA 519686A CA 519686D A CA519686D A CA 519686DA CA 519686 A CA519686 A CA 519686A
Authority
CA
Canada
Prior art keywords
plastic films
welding plastic
welding
films
plastic
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
CA519686A
Other languages
French (fr)
Inventor
L. Kirk Elmer
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
Publication date
Application granted granted Critical
Publication of CA519686A publication Critical patent/CA519686A/en
Expired legal-status Critical Current

Links

CA519686A Means for welding plastic films Expired CA519686A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA519686T

Publications (1)

Publication Number Publication Date
CA519686A true CA519686A (en) 1955-12-20

Family

ID=35672894

Family Applications (1)

Application Number Title Priority Date Filing Date
CA519686A Expired CA519686A (en) Means for welding plastic films

Country Status (1)

Country Link
CA (1) CA519686A (en)

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