CH69767A - Process for preparing a developing dye - Google Patents

Process for preparing a developing dye

Info

Publication number: CH69767A
Authority: CH; Switzerland
Prior art keywords: preparing; developing dye; dye; developing
Prior art date: 1914-09-17

Application number

CH69767A

Other languages

German (de)

Inventor

Leopold Cassella Co Ge Haftung

Original Assignee

Cassella Leopold & Co Gmbh

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.)

1914-09-17

Filing date

1914-09-17

Publication date

1915-07-16

1914-09-17 Application filed by Cassella Leopold & Co Gmbh filed Critical Cassella Leopold & Co Gmbh

1915-07-16 Publication of CH69767A publication Critical patent/CH69767A/en

Links

238000004519 manufacturing process Methods 0.000 title 1

CH69767A 1914-09-17 1914-09-17 Process for preparing a developing dye CH69767A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH69767T		1914-09-17

Publications (1)

Publication Number	Publication Date
CH69767A true CH69767A (en)	1915-07-16

Family

ID=4317984

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH69767A CH69767A (en)	1914-09-17	1914-09-17	Process for preparing a developing dye

Country Status (1)

Country	Link
CH (1)	CH69767A (en)

1914
- 1914-09-17 CH CH69767A patent/CH69767A/en unknown

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