DK260676A - BLACKBOARD - Google Patents

BLACKBOARD

Info

Publication number
DK260676A
DK260676A DK260676A DK260676A DK260676A DK 260676 A DK260676 A DK 260676A DK 260676 A DK260676 A DK 260676A DK 260676 A DK260676 A DK 260676A DK 260676 A DK260676 A DK 260676A
Authority
DK
Denmark
Prior art keywords
blackboard
Prior art date
Application number
DK260676A
Other languages
Danish (da)
Inventor
P Bentzen-Moller
Original Assignee
Bentzen Moller P
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 Bentzen Moller P filed Critical Bentzen Moller P
Priority to DK260676A priority Critical patent/DK260676A/en
Priority to DE19772725934 priority patent/DE2725934A1/en
Priority to SE7706745A priority patent/SE7706745L/en
Publication of DK260676A publication Critical patent/DK260676A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
DK260676A 1976-06-11 1976-06-11 BLACKBOARD DK260676A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK260676A DK260676A (en) 1976-06-11 1976-06-11 BLACKBOARD
DE19772725934 DE2725934A1 (en) 1976-06-11 1977-06-08 Data recording panel for experimental programmes - provides for deletion or alteration of data during programme run
SE7706745A SE7706745L (en) 1976-06-11 1977-06-09 PAINTING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK260676A DK260676A (en) 1976-06-11 1976-06-11 BLACKBOARD

Publications (1)

Publication Number Publication Date
DK260676A true DK260676A (en) 1977-12-12

Family

ID=8113642

Family Applications (1)

Application Number Title Priority Date Filing Date
DK260676A DK260676A (en) 1976-06-11 1976-06-11 BLACKBOARD

Country Status (3)

Country Link
DE (1) DE2725934A1 (en)
DK (1) DK260676A (en)
SE (1) SE7706745L (en)

Also Published As

Publication number Publication date
SE7706745L (en) 1977-12-12
DE2725934A1 (en) 1977-12-22

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