CA680894A - Drafting film - Google Patents

Drafting film

Info

Publication number
CA680894A
CA680894A CA680894A CA680894DA CA680894A CA 680894 A CA680894 A CA 680894A CA 680894 A CA680894 A CA 680894A CA 680894D A CA680894D A CA 680894DA CA 680894 A CA680894 A CA 680894A
Authority
CA
Canada
Prior art keywords
drafting film
drafting
film
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
CA680894A
Inventor
L. Van Stappen Albert
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 CA680894A publication Critical patent/CA680894A/en
Expired legal-status Critical Current

Links

CA680894A Drafting film Expired CA680894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA680894T

Publications (1)

Publication Number Publication Date
CA680894A true CA680894A (en) 1964-02-25

Family

ID=35981979

Family Applications (1)

Application Number Title Priority Date Filing Date
CA680894A Expired CA680894A (en) Drafting film

Country Status (1)

Country Link
CA (1) CA680894A (en)

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