DK72006C - Dobbelt kartotekkort. - Google Patents

Dobbelt kartotekkort.

Info

Publication number
DK72006C
DK72006C DK511847A DK511847A DK72006C DK 72006 C DK72006 C DK 72006C DK 511847 A DK511847 A DK 511847A DK 511847 A DK511847 A DK 511847A DK 72006 C DK72006 C DK 72006C
Authority
DK
Denmark
Prior art keywords
index card
double index
double
card
index
Prior art date
Application number
DK511847A
Other languages
English (en)
Inventor
Knut Joergensen
Original Assignee
Knut Joergensen
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 Knut Joergensen filed Critical Knut Joergensen
Application granted granted Critical
Publication of DK72006C publication Critical patent/DK72006C/da

Links

DK511847A 1946-03-13 1947-12-30 Dobbelt kartotekkort. DK72006C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO72006X 1946-03-13

Publications (1)

Publication Number Publication Date
DK72006C true DK72006C (da) 1951-01-15

Family

ID=19881320

Family Applications (1)

Application Number Title Priority Date Filing Date
DK511847A DK72006C (da) 1946-03-13 1947-12-30 Dobbelt kartotekkort.

Country Status (1)

Country Link
DK (1) DK72006C (da)

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