DK67426C - Device at Chalkboards. - Google Patents

Device at Chalkboards.

Info

Publication number
DK67426C
DK67426C DK170646A DK170646A DK67426C DK 67426 C DK67426 C DK 67426C DK 170646 A DK170646 A DK 170646A DK 170646 A DK170646 A DK 170646A DK 67426 C DK67426 C DK 67426C
Authority
DK
Denmark
Prior art keywords
chalkboards
Prior art date
Application number
DK170646A
Other languages
Danish (da)
Inventor
Carl Preben Larsen
Original Assignee
Carl Preben Larsen
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 Carl Preben Larsen filed Critical Carl Preben Larsen
Priority to DK170646A priority Critical patent/DK67426C/en
Application granted granted Critical
Publication of DK67426C publication Critical patent/DK67426C/en

Links

DK170646A 1946-05-01 1946-05-01 Device at Chalkboards. DK67426C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK170646A DK67426C (en) 1946-05-01 1946-05-01 Device at Chalkboards.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK170646A DK67426C (en) 1946-05-01 1946-05-01 Device at Chalkboards.

Publications (1)

Publication Number Publication Date
DK67426C true DK67426C (en) 1948-08-16

Family

ID=8107374

Family Applications (1)

Application Number Title Priority Date Filing Date
DK170646A DK67426C (en) 1946-05-01 1946-05-01 Device at Chalkboards.

Country Status (1)

Country Link
DK (1) DK67426C (en)

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