CA293058A - Matiere colorante - Google Patents

Matiere colorante

Info

Publication number
CA293058A
CA293058A CA293058A CA293058DA CA293058A CA 293058 A CA293058 A CA 293058A CA 293058 A CA293058 A CA 293058A CA 293058D A CA293058D A CA 293058DA CA 293058 A CA293058 A CA 293058A
Authority
CA
Canada
Prior art keywords
colouring material
colouring
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
CA293058A
Other languages
English (en)
Inventor
Charles Olpin Henry
William Kirk Ernest
Holland Ellis George
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.)
Henry Dreyfuss Associates LLC
Original Assignee
Henry Dreyfuss Associates LLC
Publication date
Application granted granted Critical
Publication of CA293058A publication Critical patent/CA293058A/fr
Expired legal-status Critical Current

Links

CA293058A Matiere colorante Expired CA293058A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA293058T

Publications (1)

Publication Number Publication Date
CA293058A true CA293058A (fr) 1929-09-10

Family

ID=35230377

Family Applications (1)

Application Number Title Priority Date Filing Date
CA293058A Expired CA293058A (fr) Matiere colorante

Country Status (1)

Country Link
CA (1) CA293058A (fr)

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