AT21724B - Process for converting silver images into more permanent catalyzing images. - Google Patents

Process for converting silver images into more permanent catalyzing images.

Info

Publication number
AT21724B
AT21724B AT21724DA AT21724B AT 21724 B AT21724 B AT 21724B AT 21724D A AT21724D A AT 21724DA AT 21724 B AT21724 B AT 21724B
Authority
AT
Austria
Prior art keywords
images
catalyzing
permanent
converting silver
converting
Prior art date
Application number
Other languages
German (de)
Original Assignee
Neue Photographische Ges Ag
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
Priority claimed from DE1903157411D external-priority patent/DE157411C/de
Application filed by Neue Photographische Ges Ag filed Critical Neue Photographische Ges Ag
Application granted granted Critical
Publication of AT21724B publication Critical patent/AT21724B/en

Links

AT21724D 1903-08-22 1904-12-27 Process for converting silver images into more permanent catalyzing images. AT21724B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1903157411D DE157411C (en) 1903-08-22 1903-08-22

Publications (1)

Publication Number Publication Date
AT21724B true AT21724B (en) 1905-10-10

Family

ID=5678648

Family Applications (2)

Application Number Title Priority Date Filing Date
AT21724D AT21724B (en) 1903-08-22 1904-12-27 Process for converting silver images into more permanent catalyzing images.
AT31519D AT31519B (en) 1903-08-22 1906-06-23 Process for converting silver images into images from higher oxides of manganese, as well as for toning silver images.

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT31519D AT31519B (en) 1903-08-22 1906-06-23 Process for converting silver images into images from higher oxides of manganese, as well as for toning silver images.

Country Status (1)

Country Link
AT (2) AT21724B (en)

Also Published As

Publication number Publication date
AT31519B (en) 1908-01-25

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