DK135513B - Opgaveblad med mulighed for kontrol. - Google Patents

Opgaveblad med mulighed for kontrol.

Info

Publication number
DK135513B
DK135513B DK545668A DK545668A DK135513B DK 135513 B DK135513 B DK 135513B DK 545668 A DK545668 A DK 545668A DK 545668 A DK545668 A DK 545668A DK 135513 B DK135513 B DK 135513B
Authority
DK
Denmark
Prior art keywords
worksheet
possibility
control
Prior art date
Application number
DK545668A
Other languages
English (en)
Other versions
DK135513C (da
Inventor
Eduard Ritter
Original Assignee
Eduard Ritter
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 DER39196A external-priority patent/DE1254893B/de
Application filed by Eduard Ritter filed Critical Eduard Ritter
Publication of DK135513B publication Critical patent/DK135513B/da
Application granted granted Critical
Publication of DK135513C publication Critical patent/DK135513C/da

Links

DK545668A 1964-11-09 1968-11-08 Opgaveblad med mulighed for kontrol. DK135513B (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DER39196A DE1254893B (de) 1964-11-09 1964-11-09 Aufgabenblatt mit Loesungskontrolle
DER40956A DE1295252B (de) 1964-11-09 1965-06-26 Aufgabenblatt
DK572265AA DK117186B (da) 1964-11-09 1965-11-06 Opgaveblad med mulighed for løsningskontrol.

Publications (2)

Publication Number Publication Date
DK135513B true DK135513B (da) 1977-05-09
DK135513C DK135513C (da) 1977-11-07

Family

ID=27212169

Family Applications (1)

Application Number Title Priority Date Filing Date
DK545668A DK135513B (da) 1964-11-09 1968-11-08 Opgaveblad med mulighed for kontrol.

Country Status (1)

Country Link
DK (1) DK135513B (da)

Also Published As

Publication number Publication date
DK135513C (da) 1977-11-07

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