CA231718A - Carbon paper - Google Patents

Carbon paper

Info

Publication number
CA231718A
CA231718A CA231718A CA231718DA CA231718A CA 231718 A CA231718 A CA 231718A CA 231718 A CA231718 A CA 231718A CA 231718D A CA231718D A CA 231718DA CA 231718 A CA231718 A CA 231718A
Authority
CA
Canada
Prior art keywords
carbon paper
paper
carbon
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
CA231718A
Other languages
French (fr)
Inventor
Haigh Alfred
Raven Hart Harold
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA231718A publication Critical patent/CA231718A/en
Expired legal-status Critical Current

Links

CA231718A Carbon paper Expired CA231718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA231718T

Publications (1)

Publication Number Publication Date
CA231718A true CA231718A (en) 1923-06-12

Family

ID=35129090

Family Applications (1)

Application Number Title Priority Date Filing Date
CA231718A Expired CA231718A (en) Carbon paper

Country Status (1)

Country Link
CA (1) CA231718A (en)

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