CA293059A - Matiere colorante - Google Patents

Matiere colorante

Info

Publication number
CA293059A
CA293059A CA293059A CA293059DA CA293059A CA 293059 A CA293059 A CA 293059A CA 293059 A CA293059 A CA 293059A CA 293059D A CA293059D A CA 293059DA CA 293059 A CA293059 A CA 293059A
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
CA293059A
Other languages
English (en)
Inventor
Charles Olpin Henry
Holland Ellis George
William Kirk Ernest
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 CA293059A publication Critical patent/CA293059A/fr
Expired legal-status Critical Current

Links

CA293059A Matiere colorante Expired CA293059A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA293059T

Publications (1)

Publication Number Publication Date
CA293059A true CA293059A (fr) 1929-09-10

Family

ID=35230378

Family Applications (1)

Application Number Title Priority Date Filing Date
CA293059A Expired CA293059A (fr) Matiere colorante

Country Status (1)

Country Link
CA (1) CA293059A (fr)

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