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DK2410C - Aid for Use in Arithmetic Teaching. - Google Patents

Aid for Use in Arithmetic Teaching.

Info

Publication number
DK2410C
DK2410C DK2410DA DK2410C DK 2410 C DK2410 C DK 2410C DK 2410D A DK2410D A DK 2410DA DK 2410 C DK2410 C DK 2410C
Authority
DK
Denmark
Prior art keywords
aid
arithmetic teaching
teaching
arithmetic
Prior art date
Application number
Other languages
Danish (da)
Inventor
Heinrich Wichterich
Original Assignee
Heinrich Wichterich
Publication date
Application granted granted Critical
Publication of DK2410C publication Critical patent/DK2410C/en

Links

DK2410D Aid for Use in Arithmetic Teaching. DK2410C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK2410T

Publications (1)

Publication Number Publication Date
DK2410C true DK2410C (en) 1899-07-31

Family

ID=27818900

Family Applications (2)

Application Number Title Priority Date Filing Date
DK2410D DK2410C (en) Aid for Use in Arithmetic Teaching.
DK2707D DK2707C (en) Aid for Use in Arithmetic Teaching.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK2707D DK2707C (en) Aid for Use in Arithmetic Teaching.

Country Status (1)

Country Link
DK (2) DK2707C (en)

Also Published As

Publication number Publication date
DK2707C (en) 1899-12-11

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