DK69771C - Rider for index cards. - Google Patents

Rider for index cards.

Info

Publication number
DK69771C
DK69771C DK142745A DK142745A DK69771C DK 69771 C DK69771 C DK 69771C DK 142745 A DK142745 A DK 142745A DK 142745 A DK142745 A DK 142745A DK 69771 C DK69771 C DK 69771C
Authority
DK
Denmark
Prior art keywords
rider
index cards
cards
index
Prior art date
Application number
DK142745A
Other languages
Danish (da)
Inventor
Johannes Darman
Original Assignee
Johannes Darman
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 Johannes Darman filed Critical Johannes Darman
Priority to DK142745A priority Critical patent/DK69771C/en
Application granted granted Critical
Publication of DK69771C publication Critical patent/DK69771C/en

Links

DK142745A 1945-08-02 1945-08-02 Rider for index cards. DK69771C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK142745A DK69771C (en) 1945-08-02 1945-08-02 Rider for index cards.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK142745A DK69771C (en) 1945-08-02 1945-08-02 Rider for index cards.

Publications (1)

Publication Number Publication Date
DK69771C true DK69771C (en) 1949-08-22

Family

ID=8104713

Family Applications (1)

Application Number Title Priority Date Filing Date
DK142745A DK69771C (en) 1945-08-02 1945-08-02 Rider for index cards.

Country Status (1)

Country Link
DK (1) DK69771C (en)

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