AT168769B - Card index - Google Patents

Card index

Info

Publication number
AT168769B
AT168769B AT168769DA AT168769B AT 168769 B AT168769 B AT 168769B AT 168769D A AT168769D A AT 168769DA AT 168769 B AT168769 B AT 168769B
Authority
AT
Austria
Prior art keywords
card index
card
index
Prior art date
Application number
Other languages
German (de)
Inventor
Erwin Otto Haberfeld
Original Assignee
Erwin Otto Haberfeld
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 Erwin Otto Haberfeld filed Critical Erwin Otto Haberfeld
Application granted granted Critical
Publication of AT168769B publication Critical patent/AT168769B/en

Links

AT168769D 1945-02-23 1949-06-13 Card index AT168769B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH168769X 1945-02-23

Publications (1)

Publication Number Publication Date
AT168769B true AT168769B (en) 1951-08-10

Family

ID=4420998

Family Applications (1)

Application Number Title Priority Date Filing Date
AT168769D AT168769B (en) 1945-02-23 1949-06-13 Card index

Country Status (1)

Country Link
AT (1) AT168769B (en)

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