CA194407A - Couleur au carbone - Google Patents

Couleur au carbone

Info

Publication number
CA194407A
CA194407A CA000194407A CA194407DA CA194407A CA 194407 A CA194407 A CA 194407A CA 000194407 A CA000194407 A CA 000194407A CA 194407D A CA194407D A CA 194407DA CA 194407 A CA194407 A CA 194407A
Authority
CA
Canada
Prior art keywords
carbon pigment
pigment
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
CA000194407A
Other languages
English (en)
Inventor
David J. Ogilvy
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA194407A publication Critical patent/CA194407A/fr
Expired legal-status Critical Current

Links

CA000194407A 1919-05-26 1919-05-26 Couleur au carbone Expired CA194407A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA194407T 1919-05-26

Publications (1)

Publication Number Publication Date
CA194407A true CA194407A (fr) 1919-12-02

Family

ID=45314058

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000194407A Expired CA194407A (fr) 1919-05-26 1919-05-26 Couleur au carbone

Country Status (1)

Country Link
CA (1) CA194407A (fr)

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